66990676

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{461}}^1\times {\mathrm{2137}}^1$

素因数の和:2619

約数の個数: 24

約数和(自身を含む): 124457256

約数和(自身を除く): 57466580

約数列:

[1, 2, 4, 17, 34, 68, 461, 922, 1844, 2137, 4274, 7837, 8548, 15674, 31348, 36329, 72658, 145316, 985157, 1970314, 3940628, 16747669, 33495338, 66990676]

約数ペア:

[(1, 66990676), (2, 33495338), (4, 16747669), (17, 3940628), (34, 1970314), (68, 985157), (461, 145316), (922, 72658), (1844, 36329), (2137, 31348), (4274, 15674), (7837, 8548)]