7987518

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1$

素因数の和:159

約数の個数: 128

約数和(自身を含む): 23639040

約数和(自身を除く): 15651522

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 17, 18, 21, 22, 27, 33, 34, 42, 51, 54, 63, 66, 77, 99, 102, 113, 119, 126, 153, 154, 187, 189, 198, 226, 231, 238, 297, 306, 339, 357, 374, 378, 459, 462, 561, 594, 678, 693, 714, 791, 918, 1017, 1071, 1122, 1243, 1309, 1386, 1582, 1683, 1921, 2034, 2079, 2142, 2373, 2486, 2618, 3051, 3213, 3366, 3729, 3842, 3927, 4158, 4746, 5049, 5763, 6102, 6426, 7119, 7458, 7854, 8701, 10098, 11187, 11526, 11781, 13447, 14238, 17289, 17402, 21131, 21357, 22374, 23562, 26103, 26894, 33561, 34578, 35343, 40341, 42262, 42714, 51867, 52206, 63393, 67122, 70686, 78309, 80682, 103734, 121023, 126786, 147917, 156618, 190179, 234927, 242046, 295834, 363069, 380358, 443751, 469854, 570537, 726138, 887502, 1141074, 1331253, 2662506, 3993759, 7987518]

約数ペア:

[(1, 7987518), (2, 3993759), (3, 2662506), (6, 1331253), (7, 1141074), (9, 887502), (11, 726138), (14, 570537), (17, 469854), (18, 443751), (21, 380358), (22, 363069), (27, 295834), (33, 242046), (34, 234927), (42, 190179), (51, 156618), (54, 147917), (63, 126786), (66, 121023), (77, 103734), (99, 80682), (102, 78309), (113, 70686), (119, 67122), (126, 63393), (153, 52206), (154, 51867), (187, 42714), (189, 42262), (198, 40341), (226, 35343), (231, 34578), (238, 33561), (297, 26894), (306, 26103), (339, 23562), (357, 22374), (374, 21357), (378, 21131), (459, 17402), (462, 17289), (561, 14238), (594, 13447), (678, 11781), (693, 11526), (714, 11187), (791, 10098), (918, 8701), (1017, 7854), (1071, 7458), (1122, 7119), (1243, 6426), (1309, 6102), (1386, 5763), (1582, 5049), (1683, 4746), (1921, 4158), (2034, 3927), (2079, 3842), (2142, 3729), (2373, 3366), (2486, 3213), (2618, 3051)]