217029215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{823}}^1\times {\mathrm{4057}}^1$

素因数の和:4898

約数の個数: 16

約数和(自身を含む): 280878528

約数和(自身を除く): 63849313

約数列:

[1, 5, 13, 65, 823, 4057, 4115, 10699, 20285, 52741, 53495, 263705, 3338911, 16694555, 43405843, 217029215]

約数ペア:

[(1, 217029215), (5, 43405843), (13, 16694555), (65, 3338911), (823, 263705), (4057, 53495), (4115, 52741), (10699, 20285)]