157213427

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{1987}}^1$

素因数の和:2210

約数の個数: 16

約数和(自身を含む): 183214080

約数和(自身を除く): 26000653

約数列:

[1, 7, 89, 127, 623, 889, 1987, 11303, 13909, 79121, 176843, 252349, 1237901, 1766443, 22459061, 157213427]

約数ペア:

[(1, 157213427), (7, 22459061), (89, 1766443), (127, 1237901), (623, 252349), (889, 176843), (1987, 79121), (11303, 13909)]