90212578

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{883}}^1\times {\mathrm{2221}}^1$

素因数の和:3129

約数の個数: 16

約数和(自身を含む): 141425856

約数和(自身を除く): 51213278

約数列:

[1, 2, 23, 46, 883, 1766, 2221, 4442, 20309, 40618, 51083, 102166, 1961143, 3922286, 45106289, 90212578]

約数ペア:

[(1, 90212578), (2, 45106289), (23, 3922286), (46, 1961143), (883, 102166), (1766, 51083), (2221, 40618), (4442, 20309)]