129206872

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{123289}}^1$

素因数の和:123426

約数の個数: 16

約数和(自身を含む): 244114200

約数和(自身を除く): 114907328

約数列:

[1, 2, 4, 8, 131, 262, 524, 1048, 123289, 246578, 493156, 986312, 16150859, 32301718, 64603436, 129206872]

約数ペア:

[(1, 129206872), (2, 64603436), (4, 32301718), (8, 16150859), (131, 986312), (262, 493156), (524, 246578), (1048, 123289)]