343640830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71443}}^1$

素因数の和:71500

約数の個数: 32

約数和(自身を含む): 684147744

約数和(自身を除く): 340506914

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4810, 71443, 142886, 357215, 714430, 928759, 1857518, 2643391, 4643795, 5286782, 9287590, 13216955, 26433910, 34364083, 68728166, 171820415, 343640830]

約数ペア:

[(1, 343640830), (2, 171820415), (5, 68728166), (10, 34364083), (13, 26433910), (26, 13216955), (37, 9287590), (65, 5286782), (74, 4643795), (130, 2643391), (185, 1857518), (370, 928759), (481, 714430), (962, 357215), (2405, 142886), (4810, 71443)]