131615312

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{139423}}^1$

素因数の和:139490

約数の個数: 20

約数和(自身を含む): 259328640

約数和(自身を除く): 127713328

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 139423, 278846, 557692, 1115384, 2230768, 8225957, 16451914, 32903828, 65807656, 131615312]

約数ペア:

[(1, 131615312), (2, 65807656), (4, 32903828), (8, 16451914), (16, 8225957), (59, 2230768), (118, 1115384), (236, 557692), (472, 278846), (944, 139423)]