289015909

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{1069}}^1\times {\mathrm{2971}}^1$

素因数の和:4060

約数の個数: 16

約数和(自身を含む): 356164480

約数和(自身を除く): 67148571

約数列:

[1, 7, 13, 91, 1069, 2971, 7483, 13897, 20797, 38623, 97279, 270361, 3175999, 22231993, 41287987, 289015909]

約数ペア:

[(1, 289015909), (7, 41287987), (13, 22231993), (91, 3175999), (1069, 270361), (2971, 97279), (7483, 38623), (13897, 20797)]