639111888

素因数分解:

$2^4\times 3^2\times {\mathrm{2011}}^1\times {\mathrm{2207}}^1$

素因数の和:4232

約数の個数: 60

約数和(自身を含む): 1790325888

約数和(自身を除く): 1151214000

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 2011, 2207, 4022, 4414, 6033, 6621, 8044, 8828, 12066, 13242, 16088, 17656, 18099, 19863, 24132, 26484, 32176, 35312, 36198, 39726, 48264, 52968, 72396, 79452, 96528, 105936, 144792, 158904, 289584, 317808, 4438277, 8876554, 13314831, 17753108, 26629662, 35506216, 39944493, 53259324, 71012432, 79888986, 106518648, 159777972, 213037296, 319555944, 639111888]

約数ペア:

[(1, 639111888), (2, 319555944), (3, 213037296), (4, 159777972), (6, 106518648), (8, 79888986), (9, 71012432), (12, 53259324), (16, 39944493), (18, 35506216), (24, 26629662), (36, 17753108), (48, 13314831), (72, 8876554), (144, 4438277), (2011, 317808), (2207, 289584), (4022, 158904), (4414, 144792), (6033, 105936), (6621, 96528), (8044, 79452), (8828, 72396), (12066, 52968), (13242, 48264), (16088, 39726), (17656, 36198), (18099, 35312), (19863, 32176), (24132, 26484)]