636680043

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{443}}^1$

素因数の和:656

約数の個数: 48

約数和(自身を含む): 987427584

約数和(自身を除く): 350747541

約数列:

[1, 3, 9, 23, 53, 69, 131, 159, 207, 393, 443, 477, 1179, 1219, 1329, 3013, 3657, 3987, 6943, 9039, 10189, 10971, 20829, 23479, 27117, 30567, 58033, 62487, 70437, 91701, 159689, 174099, 211311, 479067, 522297, 540017, 1334759, 1437201, 1620051, 3075749, 4004277, 4860153, 9227247, 12012831, 27681741, 70742227, 212226681, 636680043]

約数ペア:

[(1, 636680043), (3, 212226681), (9, 70742227), (23, 27681741), (53, 12012831), (69, 9227247), (131, 4860153), (159, 4004277), (207, 3075749), (393, 1620051), (443, 1437201), (477, 1334759), (1179, 540017), (1219, 522297), (1329, 479067), (3013, 211311), (3657, 174099), (3987, 159689), (6943, 91701), (9039, 70437), (10189, 62487), (10971, 58033), (20829, 30567), (23479, 27117)]