13583375

素因数分解:

$5^3\times {\mathrm{13}}^2\times {\mathrm{643}}^1$

素因数の和:684

約数の個数: 24

約数和(自身を含む): 18384912

約数和(自身を除く): 4801537

約数列:

[1, 5, 13, 25, 65, 125, 169, 325, 643, 845, 1625, 3215, 4225, 8359, 16075, 21125, 41795, 80375, 108667, 208975, 543335, 1044875, 2716675, 13583375]

約数ペア:

[(1, 13583375), (5, 2716675), (13, 1044875), (25, 543335), (65, 208975), (125, 108667), (169, 80375), (325, 41795), (643, 21125), (845, 16075), (1625, 8359), (3215, 4225)]