123399216

素因数分解:

$2^4\times 3^2\times {\mathrm{856939}}^1$

素因数の和:856953

約数の個数: 30

約数和(自身を含む): 345346820

約数和(自身を除く): 221947604

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 856939, 1713878, 2570817, 3427756, 5141634, 6855512, 7712451, 10283268, 13711024, 15424902, 20566536, 30849804, 41133072, 61699608, 123399216]

約数ペア:

[(1, 123399216), (2, 61699608), (3, 41133072), (4, 30849804), (6, 20566536), (8, 15424902), (9, 13711024), (12, 10283268), (16, 7712451), (18, 6855512), (24, 5141634), (36, 3427756), (48, 2570817), (72, 1713878), (144, 856939)]