51696255

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{20393}}^1$

素因数の和:20427

約数の個数: 24

約数和(自身を含む): 89570448

約数和(自身を除く): 37874193

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 845, 2535, 20393, 61179, 101965, 265109, 305895, 795327, 1325545, 3446417, 3976635, 10339251, 17232085, 51696255]

約数ペア:

[(1, 51696255), (3, 17232085), (5, 10339251), (13, 3976635), (15, 3446417), (39, 1325545), (65, 795327), (169, 305895), (195, 265109), (507, 101965), (845, 61179), (2535, 20393)]