81288894953

素因数分解:

$7^1\times {\mathrm{127}}^1\times {\mathrm{3253}}^1\times {\mathrm{28109}}^1$

素因数の和:31496

約数の個数: 16

約数和(自身を含む): 93665218560

約数和(自身を除く): 12376323607

約数列:

[1, 7, 127, 889, 3253, 22771, 28109, 196763, 413131, 2891917, 3569843, 24988901, 91438577, 640070039, 11612699279, 81288894953]

約数ペア:

[(1, 81288894953), (7, 11612699279), (127, 640070039), (889, 91438577), (3253, 24988901), (22771, 3569843), (28109, 2891917), (196763, 413131)]