71557473

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{2663}}^1$

素因数の和:2745

約数の個数: 24

約数和(自身を含む): 105302592

約数和(自身を除く): 33745119

約数列:

[1, 3, 13, 39, 53, 159, 169, 507, 689, 2067, 2663, 7989, 8957, 26871, 34619, 103857, 141139, 423417, 450047, 1350141, 1834807, 5504421, 23852491, 71557473]

約数ペア:

[(1, 71557473), (3, 23852491), (13, 5504421), (39, 1834807), (53, 1350141), (159, 450047), (169, 423417), (507, 141139), (689, 103857), (2067, 34619), (2663, 26871), (7989, 8957)]