90908363

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{7187}}^1$

素因数の和:7346

約数の個数: 16

約数和(自身を含む): 112707840

約数和(自身を除く): 21799477

約数列:

[1, 7, 13, 91, 139, 973, 1807, 7187, 12649, 50309, 93431, 654017, 998993, 6992951, 12986909, 90908363]

約数ペア:

[(1, 90908363), (7, 12986909), (13, 6992951), (91, 998993), (139, 654017), (973, 93431), (1807, 50309), (7187, 12649)]