13161911

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{2819}}^1$

素因数の和:2878

約数の個数: 16

約数和(自身を含む): 16243200

約数和(自身を除く): 3081289

約数列:

[1, 7, 23, 29, 161, 203, 667, 2819, 4669, 19733, 64837, 81751, 453859, 572257, 1880273, 13161911]

約数ペア:

[(1, 13161911), (7, 1880273), (23, 572257), (29, 453859), (161, 81751), (203, 64837), (667, 19733), (2819, 4669)]