636694617

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{1103}}^1$

素因数の和:1198

約数の個数: 48

約数和(自身を含む): 989307648

約数和(自身を除く): 352613031

約数列:

[1, 3, 13, 19, 39, 41, 57, 123, 247, 361, 533, 741, 779, 1083, 1103, 1599, 2337, 3309, 4693, 10127, 14079, 14339, 14801, 20957, 30381, 43017, 44403, 45223, 62871, 135669, 192413, 272441, 398183, 577239, 587899, 817323, 859237, 1194549, 1763697, 2577711, 5176379, 11170081, 15529137, 16325503, 33510243, 48976509, 212231539, 636694617]

約数ペア:

[(1, 636694617), (3, 212231539), (13, 48976509), (19, 33510243), (39, 16325503), (41, 15529137), (57, 11170081), (123, 5176379), (247, 2577711), (361, 1763697), (533, 1194549), (741, 859237), (779, 817323), (1083, 587899), (1103, 577239), (1599, 398183), (2337, 272441), (3309, 192413), (4693, 135669), (10127, 62871), (14079, 45223), (14339, 44403), (14801, 43017), (20957, 30381)]