31764551

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20533}}^1$

素因数の和:20570

約数の個数: 16

約数和(自身を含む): 41396544

約数和(自身を除く): 9631993

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 20533, 143731, 266929, 349061, 1868503, 2443427, 4537793, 31764551]

約数ペア:

[(1, 31764551), (7, 4537793), (13, 2443427), (17, 1868503), (91, 349061), (119, 266929), (221, 143731), (1547, 20533)]