12857568

素因数分解:

$2^5\times 3^1\times {\mathrm{67}}^1\times {\mathrm{1999}}^1$

素因数の和:2079

約数の個数: 48

約数和(自身を含む): 34272000

約数和(自身を除く): 21414432

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 67, 96, 134, 201, 268, 402, 536, 804, 1072, 1608, 1999, 2144, 3216, 3998, 5997, 6432, 7996, 11994, 15992, 23988, 31984, 47976, 63968, 95952, 133933, 191904, 267866, 401799, 535732, 803598, 1071464, 1607196, 2142928, 3214392, 4285856, 6428784, 12857568]

約数ペア:

[(1, 12857568), (2, 6428784), (3, 4285856), (4, 3214392), (6, 2142928), (8, 1607196), (12, 1071464), (16, 803598), (24, 535732), (32, 401799), (48, 267866), (67, 191904), (96, 133933), (134, 95952), (201, 63968), (268, 47976), (402, 31984), (536, 23988), (804, 15992), (1072, 11994), (1608, 7996), (1999, 6432), (2144, 5997), (3216, 3998)]