90291873

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{99991}}^1$

素因数の和:100044

約数の個数: 16

約数和(自身を含む): 140788736

約数和(自身を除く): 50496863

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 99991, 299973, 699937, 2099811, 4299613, 12898839, 30097291, 90291873]

約数ペア:

[(1, 90291873), (3, 30097291), (7, 12898839), (21, 4299613), (43, 2099811), (129, 699937), (301, 299973), (903, 99991)]