123969871879

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1\times {\mathrm{1606639}}^1$

素因数の和:1606870

約数の個数: 16

約数和(自身を含む): 144571893760

約数和(自身を除く): 20602021881

約数列:

[1, 7, 73, 151, 511, 1057, 11023, 77161, 1606639, 11246473, 117284647, 242602489, 820992529, 1698217423, 17709981697, 123969871879]

約数ペア:

[(1, 123969871879), (7, 17709981697), (73, 1698217423), (151, 820992529), (511, 242602489), (1057, 117284647), (11023, 11246473), (77161, 1606639)]