2828427

素因数分解:

$3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:359

約数の個数: 24

約数和(自身を含む): 4465152

約数和(自身を除く): 1636725

約数列:

[1, 3, 7, 21, 49, 71, 147, 213, 271, 497, 813, 1491, 1897, 3479, 5691, 10437, 13279, 19241, 39837, 57723, 134687, 404061, 942809, 2828427]

約数ペア:

[(1, 2828427), (3, 942809), (7, 404061), (21, 134687), (49, 57723), (71, 39837), (147, 19241), (213, 13279), (271, 10437), (497, 5691), (813, 3479), (1491, 1897)]