12840443

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{4507}}^1$

素因数の和:4562

約数の個数: 16

約数和(自身を含む): 16445184

約数和(自身を除く): 3604741

約数列:

[1, 7, 11, 37, 77, 259, 407, 2849, 4507, 31549, 49577, 166759, 347039, 1167313, 1834349, 12840443]

約数ペア:

[(1, 12840443), (7, 1834349), (11, 1167313), (37, 347039), (77, 166759), (259, 49577), (407, 31549), (2849, 4507)]