1816038

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:122

約数の個数: 72

約数和(自身を含む): 4801680

約数和(自身を除く): 2985642

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 49, 58, 63, 71, 87, 98, 126, 142, 147, 174, 203, 213, 261, 294, 406, 426, 441, 497, 522, 609, 639, 882, 994, 1218, 1278, 1421, 1491, 1827, 2059, 2842, 2982, 3479, 3654, 4118, 4263, 4473, 6177, 6958, 8526, 8946, 10437, 12354, 12789, 14413, 18531, 20874, 25578, 28826, 31311, 37062, 43239, 62622, 86478, 100891, 129717, 201782, 259434, 302673, 605346, 908019, 1816038]

約数ペア:

[(1, 1816038), (2, 908019), (3, 605346), (6, 302673), (7, 259434), (9, 201782), (14, 129717), (18, 100891), (21, 86478), (29, 62622), (42, 43239), (49, 37062), (58, 31311), (63, 28826), (71, 25578), (87, 20874), (98, 18531), (126, 14413), (142, 12789), (147, 12354), (174, 10437), (203, 8946), (213, 8526), (261, 6958), (294, 6177), (406, 4473), (426, 4263), (441, 4118), (497, 3654), (522, 3479), (609, 2982), (639, 2842), (882, 2059), (994, 1827), (1218, 1491), (1278, 1421)]