221870545

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{1223}}^1\times {\mathrm{2791}}^1$

素因数の和:4032

約数の個数: 16

約数和(自身を含む): 287062272

約数和(自身を除く): 65191727

約数列:

[1, 5, 13, 65, 1223, 2791, 6115, 13955, 15899, 36283, 79495, 181415, 3413393, 17066965, 44374109, 221870545]

約数ペア:

[(1, 221870545), (5, 44374109), (13, 17066965), (65, 3413393), (1223, 181415), (2791, 79495), (6115, 36283), (13955, 15899)]