15721942304894

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{151381}}^1$

素因数の和:151643

約数の個数: 144

約数和(自身を含む): 30834751313520

約数和(自身を除く): 15112809008626

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 49, 98, 119, 133, 193, 238, 266, 289, 323, 386, 578, 646, 833, 931, 1351, 1666, 1862, 2023, 2261, 2702, 3281, 3667, 4046, 4522, 5491, 6562, 7334, 9457, 10982, 14161, 15827, 18914, 22967, 25669, 28322, 31654, 38437, 45934, 51338, 55777, 62339, 76874, 111554, 124678, 151381, 160769, 179683, 269059, 302762, 321538, 359366, 390439, 436373, 538118, 780878, 872746, 1059667, 1059763, 2119334, 2119526, 2573477, 2733073, 2876239, 3054611, 5146954, 5466146, 5752478, 6109222, 7417669, 7418341, 14835338, 14836682, 18014339, 20133673, 29216533, 36028678, 40267346, 43749109, 48896063, 51928387, 58433066, 87498218, 97792126, 103856774, 126100373, 140935711, 204515731, 252200746, 281871422, 306243763, 342272441, 409031462, 496681061, 555114127, 612487526, 684544882, 831233071, 993362122, 1110228254, 1431610117, 1662466142, 2143706341, 2395907087, 2863220234, 3476767427, 3885798889, 4287412682, 4791814174, 5818631497, 6953534854, 7771597778, 8443578037, 9436940159, 11637262994, 16887156074, 18873880318, 24337371989, 27200592223, 40730420479, 48674743978, 54401184446, 59105046259, 66058581113, 81460840958, 118210092518, 132117162226, 160427982703, 320855965406, 413735323813, 462410067791, 827470647626, 924820135582, 1122995878921, 2245991757842, 7860971152447, 15721942304894]

約数ペア:

[(1, 15721942304894), (2, 7860971152447), (7, 2245991757842), (14, 1122995878921), (17, 924820135582), (19, 827470647626), (34, 462410067791), (38, 413735323813), (49, 320855965406), (98, 160427982703), (119, 132117162226), (133, 118210092518), (193, 81460840958), (238, 66058581113), (266, 59105046259), (289, 54401184446), (323, 48674743978), (386, 40730420479), (578, 27200592223), (646, 24337371989), (833, 18873880318), (931, 16887156074), (1351, 11637262994), (1666, 9436940159), (1862, 8443578037), (2023, 7771597778), (2261, 6953534854), (2702, 5818631497), (3281, 4791814174), (3667, 4287412682), (4046, 3885798889), (4522, 3476767427), (5491, 2863220234), (6562, 2395907087), (7334, 2143706341), (9457, 1662466142), (10982, 1431610117), (14161, 1110228254), (15827, 993362122), (18914, 831233071), (22967, 684544882), (25669, 612487526), (28322, 555114127), (31654, 496681061), (38437, 409031462), (45934, 342272441), (51338, 306243763), (55777, 281871422), (62339, 252200746), (76874, 204515731), (111554, 140935711), (124678, 126100373), (151381, 103856774), (160769, 97792126), (179683, 87498218), (269059, 58433066), (302762, 51928387), (321538, 48896063), (359366, 43749109), (390439, 40267346), (436373, 36028678), (538118, 29216533), (780878, 20133673), (872746, 18014339), (1059667, 14836682), (1059763, 14835338), (2119334, 7418341), (2119526, 7417669), (2573477, 6109222), (2733073, 5752478), (2876239, 5466146), (3054611, 5146954)]