127680278

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{821}}^1\times {\mathrm{7069}}^1$

素因数の和:7903

約数の個数: 16

約数和(自身を含む): 209215440

約数和(自身を除く): 81535162

約数列:

[1, 2, 11, 22, 821, 1642, 7069, 9031, 14138, 18062, 77759, 155518, 5803649, 11607298, 63840139, 127680278]

約数ペア:

[(1, 127680278), (2, 63840139), (11, 11607298), (22, 5803649), (821, 155518), (1642, 77759), (7069, 18062), (9031, 14138)]