399831216

素因数分解:

$2^4\times 3^1\times {\mathrm{887}}^1\times {\mathrm{9391}}^1$

素因数の和:10289

約数の個数: 40

約数和(自身を含む): 1034171904

約数和(自身を除く): 634340688

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 887, 1774, 2661, 3548, 5322, 7096, 9391, 10644, 14192, 18782, 21288, 28173, 37564, 42576, 56346, 75128, 112692, 150256, 225384, 450768, 8329817, 16659634, 24989451, 33319268, 49978902, 66638536, 99957804, 133277072, 199915608, 399831216]

約数ペア:

[(1, 399831216), (2, 199915608), (3, 133277072), (4, 99957804), (6, 66638536), (8, 49978902), (12, 33319268), (16, 24989451), (24, 16659634), (48, 8329817), (887, 450768), (1774, 225384), (2661, 150256), (3548, 112692), (5322, 75128), (7096, 56346), (9391, 42576), (10644, 37564), (14192, 28173), (18782, 21288)]