61568759

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:303

約数の個数: 32

約数和(自身を含む): 77721600

約数和(自身を除く): 16152841

約数列:

[1, 7, 19, 31, 109, 133, 137, 217, 589, 763, 959, 2071, 2603, 3379, 4123, 4247, 14497, 14933, 18221, 23653, 29729, 64201, 80693, 104531, 283727, 449407, 462923, 564851, 1986089, 3240461, 8795537, 61568759]

約数ペア:

[(1, 61568759), (7, 8795537), (19, 3240461), (31, 1986089), (109, 564851), (133, 462923), (137, 449407), (217, 283727), (589, 104531), (763, 80693), (959, 64201), (2071, 29729), (2603, 23653), (3379, 18221), (4123, 14933), (4247, 14497)]