81146730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{386413}}^1$

素因数の和:386430

約数の個数: 32

約数和(自身を含む): 222574464

約数和(自身を除く): 141427734

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 386413, 772826, 1159239, 1932065, 2318478, 2704891, 3864130, 5409782, 5796195, 8114673, 11592390, 13524455, 16229346, 27048910, 40573365, 81146730]

約数ペア:

[(1, 81146730), (2, 40573365), (3, 27048910), (5, 16229346), (6, 13524455), (7, 11592390), (10, 8114673), (14, 5796195), (15, 5409782), (21, 3864130), (30, 2704891), (35, 2318478), (42, 1932065), (70, 1159239), (105, 772826), (210, 386413)]