648340977

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{757}}^1\times {\mathrm{4261}}^1$

素因数の和:5088

約数の個数: 16

約数和(自身を含む): 878722112

約数和(自身を除く): 230381135

約数列:

[1, 3, 67, 201, 757, 2271, 4261, 12783, 50719, 152157, 285487, 856461, 3225577, 9676731, 216113659, 648340977]

約数ペア:

[(1, 648340977), (3, 216113659), (67, 9676731), (201, 3225577), (757, 856461), (2271, 285487), (4261, 152157), (12783, 50719)]