1997780231

素因数分解:

${\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{277}}^1\times {\mathrm{521}}^1$

素因数の和:1034

約数の個数: 16

約数和(自身を含む): 2043233280

約数和(自身を除く): 45453049

約数列:

[1, 109, 127, 277, 521, 13843, 30193, 35179, 56789, 66167, 144317, 3834511, 7212203, 15730553, 18328259, 1997780231]

約数ペア:

[(1, 1997780231), (109, 18328259), (127, 15730553), (277, 7212203), (521, 3834511), (13843, 144317), (30193, 66167), (35179, 56789)]