16845318

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:362

約数の個数: 72

約数和(自身を含む): 43215120

約数和(自身を除く): 26369802

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 71, 98, 126, 142, 147, 213, 269, 294, 426, 441, 497, 538, 639, 807, 882, 994, 1278, 1491, 1614, 1883, 2421, 2982, 3479, 3766, 4473, 4842, 5649, 6958, 8946, 10437, 11298, 13181, 16947, 19099, 20874, 26362, 31311, 33894, 38198, 39543, 57297, 62622, 79086, 114594, 118629, 133693, 171891, 237258, 267386, 343782, 401079, 802158, 935851, 1203237, 1871702, 2406474, 2807553, 5615106, 8422659, 16845318]

約数ペア:

[(1, 16845318), (2, 8422659), (3, 5615106), (6, 2807553), (7, 2406474), (9, 1871702), (14, 1203237), (18, 935851), (21, 802158), (42, 401079), (49, 343782), (63, 267386), (71, 237258), (98, 171891), (126, 133693), (142, 118629), (147, 114594), (213, 79086), (269, 62622), (294, 57297), (426, 39543), (441, 38198), (497, 33894), (538, 31311), (639, 26362), (807, 20874), (882, 19099), (994, 16947), (1278, 13181), (1491, 11298), (1614, 10437), (1883, 8946), (2421, 6958), (2982, 5649), (3479, 4842), (3766, 4473)]