12749009

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{4831}}^1$

素因数の和:4880

約数の個数: 16

約数和(自身を含む): 16235520

約数和(自身を除く): 3486511

約数列:

[1, 7, 13, 29, 91, 203, 377, 2639, 4831, 33817, 62803, 140099, 439621, 980693, 1821287, 12749009]

約数ペア:

[(1, 12749009), (7, 1821287), (13, 980693), (29, 439621), (91, 140099), (203, 62803), (377, 33817), (2639, 4831)]