81975448

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{123457}}^1$

素因数の和:123546

約数の個数: 16

約数和(自身を含む): 155557080

約数和(自身を除く): 73581632

約数列:

[1, 2, 4, 8, 83, 166, 332, 664, 123457, 246914, 493828, 987656, 10246931, 20493862, 40987724, 81975448]

約数ペア:

[(1, 81975448), (2, 40987724), (4, 20493862), (8, 10246931), (83, 987656), (166, 493828), (332, 246914), (664, 123457)]