313339976

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1$

素因数の和:414

約数の個数: 64

約数和(自身を含む): 625121280

約数和(自身を除く): 311781304

約数列:

[1, 2, 4, 8, 37, 47, 74, 94, 101, 148, 188, 202, 223, 296, 376, 404, 446, 808, 892, 1739, 1784, 3478, 3737, 4747, 6956, 7474, 8251, 9494, 10481, 13912, 14948, 16502, 18988, 20962, 22523, 29896, 33004, 37976, 41924, 45046, 66008, 83848, 90092, 175639, 180184, 351278, 387797, 702556, 775594, 833351, 1058581, 1405112, 1551188, 1666702, 2117162, 3102376, 3333404, 4234324, 6666808, 8468648, 39167497, 78334994, 156669988, 313339976]

約数ペア:

[(1, 313339976), (2, 156669988), (4, 78334994), (8, 39167497), (37, 8468648), (47, 6666808), (74, 4234324), (94, 3333404), (101, 3102376), (148, 2117162), (188, 1666702), (202, 1551188), (223, 1405112), (296, 1058581), (376, 833351), (404, 775594), (446, 702556), (808, 387797), (892, 351278), (1739, 180184), (1784, 175639), (3478, 90092), (3737, 83848), (4747, 66008), (6956, 45046), (7474, 41924), (8251, 37976), (9494, 33004), (10481, 29896), (13912, 22523), (14948, 20962), (16502, 18988)]