15500121

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{8111}}^1$

素因数の和:8141

約数の個数: 24

約数和(自身を含む): 25893504

約数和(自身を除く): 10393383

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 8111, 24333, 56777, 105443, 170331, 316329, 397439, 738101, 1192317, 2214303, 5166707, 15500121]

約数ペア:

[(1, 15500121), (3, 5166707), (7, 2214303), (13, 1192317), (21, 738101), (39, 397439), (49, 316329), (91, 170331), (147, 105443), (273, 56777), (637, 24333), (1911, 8111)]