139105681

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 170989056

約数和(自身を除く): 31883375

約数列:

[1, 11, 13, 37, 61, 143, 407, 431, 481, 671, 793, 2257, 4741, 5291, 5603, 8723, 15947, 24827, 26291, 29341, 61633, 175417, 207311, 289201, 322751, 341783, 972767, 2280421, 3759613, 10700437, 12645971, 139105681]

約数ペア:

[(1, 139105681), (11, 12645971), (13, 10700437), (37, 3759613), (61, 2280421), (143, 972767), (407, 341783), (431, 322751), (481, 289201), (671, 207311), (793, 175417), (2257, 61633), (4741, 29341), (5291, 26291), (5603, 24827), (8723, 15947)]