673275421

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{359}}^1\times {\mathrm{557}}^1$

素因数の和:973

約数の個数: 32

約数和(自身を含む): 854945280

約数和(自身を除く): 181669859

約数列:

[1, 7, 13, 37, 91, 259, 359, 481, 557, 2513, 3367, 3899, 4667, 7241, 13283, 20609, 32669, 50687, 92981, 144263, 172679, 199963, 267917, 1208753, 1399741, 1875419, 2599519, 7398631, 18196633, 51790417, 96182203, 673275421]

約数ペア:

[(1, 673275421), (7, 96182203), (13, 51790417), (37, 18196633), (91, 7398631), (259, 2599519), (359, 1875419), (481, 1399741), (557, 1208753), (2513, 267917), (3367, 199963), (3899, 172679), (4667, 144263), (7241, 92981), (13283, 50687), (20609, 32669)]