77770121

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31991}}^1$

素因数の和:32032

約数の個数: 16

約数和(自身を含む): 96743808

約数和(自身を除く): 18973687

約数列:

[1, 11, 13, 17, 143, 187, 221, 2431, 31991, 351901, 415883, 543847, 4574713, 5982317, 7070011, 77770121]

約数ペア:

[(1, 77770121), (11, 7070011), (13, 5982317), (17, 4574713), (143, 543847), (187, 415883), (221, 351901), (2431, 31991)]