42141394

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1\times {\mathrm{661}}^1$

素因数の和:1041

約数の個数: 16

約数和(自身を含む): 64060416

約数和(自身を除く): 21919022

約数列:

[1, 2, 127, 251, 254, 502, 661, 1322, 31877, 63754, 83947, 165911, 167894, 331822, 21070697, 42141394]

約数ペア:

[(1, 42141394), (2, 21070697), (127, 331822), (251, 167894), (254, 165911), (502, 83947), (661, 63754), (1322, 31877)]