2043251

素因数分解:

$7^4\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:88

約数の個数: 20

約数和(自身を含む): 2554512

約数和(自身を除く): 511261

約数列:

[1, 7, 23, 37, 49, 161, 259, 343, 851, 1127, 1813, 2401, 5957, 7889, 12691, 41699, 55223, 88837, 291893, 2043251]

約数ペア:

[(1, 2043251), (7, 291893), (23, 88837), (37, 55223), (49, 41699), (161, 12691), (259, 7889), (343, 5957), (851, 2401), (1127, 1813)]