171938408

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{727}}^1$

素因数の和:834

約数の個数: 64

約数和(自身を含む): 358525440

約数和(自身を除く): 186587032

約数列:

[1, 2, 4, 8, 17, 34, 37, 47, 68, 74, 94, 136, 148, 188, 296, 376, 629, 727, 799, 1258, 1454, 1598, 1739, 2516, 2908, 3196, 3478, 5032, 5816, 6392, 6956, 12359, 13912, 24718, 26899, 29563, 34169, 49436, 53798, 59126, 68338, 98872, 107596, 118252, 136676, 215192, 236504, 273352, 457283, 580873, 914566, 1161746, 1264253, 1829132, 2323492, 2528506, 3658264, 4646984, 5057012, 10114024, 21492301, 42984602, 85969204, 171938408]

約数ペア:

[(1, 171938408), (2, 85969204), (4, 42984602), (8, 21492301), (17, 10114024), (34, 5057012), (37, 4646984), (47, 3658264), (68, 2528506), (74, 2323492), (94, 1829132), (136, 1264253), (148, 1161746), (188, 914566), (296, 580873), (376, 457283), (629, 273352), (727, 236504), (799, 215192), (1258, 136676), (1454, 118252), (1598, 107596), (1739, 98872), (2516, 68338), (2908, 59126), (3196, 53798), (3478, 49436), (5032, 34169), (5816, 29563), (6392, 26899), (6956, 24718), (12359, 13912)]