81289774

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{811}}^1\times {\mathrm{2179}}^1$

素因数の和:3015

約数の個数: 16

約数和(自身を含む): 127451520

約数和(自身を除く): 46161746

約数列:

[1, 2, 23, 46, 811, 1622, 2179, 4358, 18653, 37306, 50117, 100234, 1767169, 3534338, 40644887, 81289774]

約数ペア:

[(1, 81289774), (2, 40644887), (23, 3534338), (46, 1767169), (811, 100234), (1622, 50117), (2179, 37306), (4358, 18653)]