66221356

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{2137}}^1$

素因数の和:2329

約数の個数: 24

約数和(自身を含む): 118770176

約数和(自身を除く): 52548820

約数列:

[1, 2, 4, 61, 122, 127, 244, 254, 508, 2137, 4274, 7747, 8548, 15494, 30988, 130357, 260714, 271399, 521428, 542798, 1085596, 16555339, 33110678, 66221356]

約数ペア:

[(1, 66221356), (2, 33110678), (4, 16555339), (61, 1085596), (122, 542798), (127, 521428), (244, 271399), (254, 260714), (508, 130357), (2137, 30988), (4274, 15494), (7747, 8548)]