13071751

素因数分解:

$7^1\times {\mathrm{11}}^3\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:124

約数の個数: 32

約数和(自身を含む): 17427456

約数和(自身を除く): 4355705

約数列:

[1, 7, 11, 23, 61, 77, 121, 161, 253, 427, 671, 847, 1331, 1403, 1771, 2783, 4697, 7381, 9317, 9821, 15433, 19481, 30613, 51667, 81191, 108031, 169763, 214291, 568337, 1188341, 1867393, 13071751]

約数ペア:

[(1, 13071751), (7, 1867393), (11, 1188341), (23, 568337), (61, 214291), (77, 169763), (121, 108031), (161, 81191), (253, 51667), (427, 30613), (671, 19481), (847, 15433), (1331, 9821), (1403, 9317), (1771, 7381), (2783, 4697)]