220658945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{10709}}^1$

素因数の和:11044

約数の個数: 16

約数和(自身を含む): 286085520

約数和(自身を除く): 65426575

約数列:

[1, 5, 13, 65, 317, 1585, 4121, 10709, 20605, 53545, 139217, 696085, 3394753, 16973765, 44131789, 220658945]

約数ペア:

[(1, 220658945), (5, 44131789), (13, 16973765), (65, 3394753), (317, 696085), (1585, 139217), (4121, 53545), (10709, 20605)]