157420978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{4871}}^1$

素因数の和:5010

約数の個数: 32

約数和(自身を含む): 279925632

約数和(自身を除く): 122504654

約数列:

[1, 2, 11, 13, 22, 26, 113, 143, 226, 286, 1243, 1469, 2486, 2938, 4871, 9742, 16159, 32318, 53581, 63323, 107162, 126646, 550423, 696553, 1100846, 1393106, 6054653, 7155499, 12109306, 14310998, 78710489, 157420978]

約数ペア:

[(1, 157420978), (2, 78710489), (11, 14310998), (13, 12109306), (22, 7155499), (26, 6054653), (113, 1393106), (143, 1100846), (226, 696553), (286, 550423), (1243, 126646), (1469, 107162), (2486, 63323), (2938, 53581), (4871, 32318), (9742, 16159)]