40872778

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{223}}^1\times {\mathrm{811}}^1$

素因数の和:1149

約数の個数: 16

約数和(自身を含む): 62205696

約数和(自身を除く): 21332918

約数列:

[1, 2, 113, 223, 226, 446, 811, 1622, 25199, 50398, 91643, 180853, 183286, 361706, 20436389, 40872778]

約数ペア:

[(1, 40872778), (2, 20436389), (113, 361706), (223, 183286), (226, 180853), (446, 91643), (811, 50398), (1622, 25199)]