13690375

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{3533}}^1$

素因数の和:3579

約数の個数: 16

約数和(自身を含む): 17641728

約数和(自身を除く): 3951353

約数列:

[1, 5, 25, 31, 125, 155, 775, 3533, 3875, 17665, 88325, 109523, 441625, 547615, 2738075, 13690375]

約数ペア:

[(1, 13690375), (5, 2738075), (25, 547615), (31, 441625), (125, 109523), (155, 88325), (775, 17665), (3533, 3875)]