219204612

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{1423}}^1$

素因数の和:1833

約数の個数: 72

約数和(自身を含む): 606453120

約数和(自身を除く): 387248508

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 389, 396, 778, 1167, 1423, 1556, 2334, 2846, 3501, 4269, 4279, 4668, 5692, 7002, 8538, 8558, 12807, 12837, 14004, 15653, 17076, 17116, 25614, 25674, 31306, 38511, 46959, 51228, 51348, 62612, 77022, 93918, 140877, 154044, 187836, 281754, 553547, 563508, 1107094, 1660641, 2214188, 3321282, 4981923, 6089017, 6642564, 9963846, 12178034, 18267051, 19927692, 24356068, 36534102, 54801153, 73068204, 109602306, 219204612]

約数ペア:

[(1, 219204612), (2, 109602306), (3, 73068204), (4, 54801153), (6, 36534102), (9, 24356068), (11, 19927692), (12, 18267051), (18, 12178034), (22, 9963846), (33, 6642564), (36, 6089017), (44, 4981923), (66, 3321282), (99, 2214188), (132, 1660641), (198, 1107094), (389, 563508), (396, 553547), (778, 281754), (1167, 187836), (1423, 154044), (1556, 140877), (2334, 93918), (2846, 77022), (3501, 62612), (4269, 51348), (4279, 51228), (4668, 46959), (5692, 38511), (7002, 31306), (8538, 25674), (8558, 25614), (12807, 17116), (12837, 17076), (14004, 15653)]