201914559

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:270

約数の個数: 128

約数和(自身を含む): 410572800

約数和(自身を除く): 208658241

約数列:

[1, 3, 7, 9, 11, 17, 21, 27, 29, 33, 51, 63, 77, 87, 99, 119, 153, 187, 189, 197, 203, 231, 261, 297, 319, 357, 459, 493, 561, 591, 609, 693, 783, 957, 1071, 1309, 1379, 1479, 1683, 1773, 1827, 2079, 2167, 2233, 2871, 3213, 3349, 3451, 3927, 4137, 4437, 5049, 5319, 5423, 5481, 5713, 6501, 6699, 8613, 10047, 10353, 11781, 12411, 13311, 15169, 16269, 17139, 19503, 20097, 23443, 30141, 31059, 35343, 36839, 37233, 37961, 39991, 45507, 48807, 51417, 58509, 60291, 62843, 70329, 90423, 93177, 97121, 110517, 113883, 119973, 136521, 146421, 154251, 188529, 210987, 257873, 291363, 331551, 341649, 359919, 409563, 439901, 565587, 632961, 679847, 773619, 874089, 994653, 1024947, 1068331, 1079757, 1319703, 1696761, 2039541, 2320857, 2622267, 3204993, 3959109, 6118623, 6962571, 7478317, 9614979, 11877327, 18355869, 22434951, 28844937, 67304853, 201914559]

約数ペア:

[(1, 201914559), (3, 67304853), (7, 28844937), (9, 22434951), (11, 18355869), (17, 11877327), (21, 9614979), (27, 7478317), (29, 6962571), (33, 6118623), (51, 3959109), (63, 3204993), (77, 2622267), (87, 2320857), (99, 2039541), (119, 1696761), (153, 1319703), (187, 1079757), (189, 1068331), (197, 1024947), (203, 994653), (231, 874089), (261, 773619), (297, 679847), (319, 632961), (357, 565587), (459, 439901), (493, 409563), (561, 359919), (591, 341649), (609, 331551), (693, 291363), (783, 257873), (957, 210987), (1071, 188529), (1309, 154251), (1379, 146421), (1479, 136521), (1683, 119973), (1773, 113883), (1827, 110517), (2079, 97121), (2167, 93177), (2233, 90423), (2871, 70329), (3213, 62843), (3349, 60291), (3451, 58509), (3927, 51417), (4137, 48807), (4437, 45507), (5049, 39991), (5319, 37961), (5423, 37233), (5481, 36839), (5713, 35343), (6501, 31059), (6699, 30141), (8613, 23443), (10047, 20097), (10353, 19503), (11781, 17139), (12411, 16269), (13311, 15169)]