67285405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71963}}^1$

素因数の和:71996

約数の個数: 16

約数和(自身を含む): 93265344

約数和(自身を除く): 25979939

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 71963, 359815, 791593, 1223371, 3957965, 6116855, 13457081, 67285405]

約数ペア:

[(1, 67285405), (5, 13457081), (11, 6116855), (17, 3957965), (55, 1223371), (85, 791593), (187, 359815), (935, 71963)]