3351985

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:217

約数の個数: 32

約数和(自身を含む): 5080320

約数和(自身を除く): 1728335

約数列:

[1, 5, 7, 13, 35, 53, 65, 91, 139, 265, 371, 455, 689, 695, 973, 1807, 1855, 3445, 4823, 4865, 7367, 9035, 12649, 24115, 36835, 51569, 63245, 95771, 257845, 478855, 670397, 3351985]

約数ペア:

[(1, 3351985), (5, 670397), (7, 478855), (13, 257845), (35, 95771), (53, 63245), (65, 51569), (91, 36835), (139, 24115), (265, 12649), (371, 9035), (455, 7367), (689, 4865), (695, 4823), (973, 3445), (1807, 1855)]