12900286

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{40063}}^1$

素因数の和:40095

約数の個数: 16

約数和(自身を含む): 23076864

約数和(自身を除く): 10176578

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 40063, 80126, 280441, 560882, 921449, 1842898, 6450143, 12900286]

約数ペア:

[(1, 12900286), (2, 6450143), (7, 1842898), (14, 921449), (23, 560882), (46, 280441), (161, 80126), (322, 40063)]