28067238

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^2\times {\mathrm{67}}^1$

素因数の和:166

約数の個数: 72

約数和(自身を含む): 67164552

約数和(自身を除く): 39097314

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 37, 51, 67, 74, 102, 111, 134, 153, 201, 222, 306, 333, 402, 603, 629, 666, 1139, 1206, 1258, 1369, 1887, 2278, 2479, 2738, 3417, 3774, 4107, 4958, 5661, 6834, 7437, 8214, 10251, 11322, 12321, 14874, 20502, 22311, 23273, 24642, 42143, 44622, 46546, 69819, 84286, 91723, 126429, 139638, 183446, 209457, 252858, 275169, 379287, 418914, 550338, 758574, 825507, 1559291, 1651014, 3118582, 4677873, 9355746, 14033619, 28067238]

約数ペア:

[(1, 28067238), (2, 14033619), (3, 9355746), (6, 4677873), (9, 3118582), (17, 1651014), (18, 1559291), (34, 825507), (37, 758574), (51, 550338), (67, 418914), (74, 379287), (102, 275169), (111, 252858), (134, 209457), (153, 183446), (201, 139638), (222, 126429), (306, 91723), (333, 84286), (402, 69819), (603, 46546), (629, 44622), (666, 42143), (1139, 24642), (1206, 23273), (1258, 22311), (1369, 20502), (1887, 14874), (2278, 12321), (2479, 11322), (2738, 10251), (3417, 8214), (3774, 7437), (4107, 6834), (4958, 5661)]