78639405

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{13009}}^1$

素因数の和:13061

約数の個数: 32

約数和(自身を含む): 139883520

約数和(自身を除く): 61244115

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 93, 155, 195, 403, 465, 1209, 2015, 6045, 13009, 39027, 65045, 169117, 195135, 403279, 507351, 845585, 1209837, 2016395, 2536755, 5242627, 6049185, 15727881, 26213135, 78639405]

約数ペア:

[(1, 78639405), (3, 26213135), (5, 15727881), (13, 6049185), (15, 5242627), (31, 2536755), (39, 2016395), (65, 1209837), (93, 845585), (155, 507351), (195, 403279), (403, 195135), (465, 169117), (1209, 65045), (2015, 39027), (6045, 13009)]