2011784769

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{9907}}^1$

素因数の和:10051

約数の個数: 40

約数和(自身を含む): 3165011520

約数和(自身を除く): 1153226751

約数列:

[1, 3, 9, 23, 27, 69, 81, 109, 207, 327, 621, 981, 1863, 2507, 2943, 7521, 8829, 9907, 22563, 29721, 67689, 89163, 203067, 227861, 267489, 683583, 802467, 1079863, 2050749, 3239589, 6152247, 9718767, 18456741, 24836849, 29156301, 74510547, 87468903, 223531641, 670594923, 2011784769]

約数ペア:

[(1, 2011784769), (3, 670594923), (9, 223531641), (23, 87468903), (27, 74510547), (69, 29156301), (81, 24836849), (109, 18456741), (207, 9718767), (327, 6152247), (621, 3239589), (981, 2050749), (1863, 1079863), (2507, 802467), (2943, 683583), (7521, 267489), (8829, 227861), (9907, 203067), (22563, 89163), (29721, 67689)]