1404522

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:243

約数の個数: 48

約数和(自身を含む): 3549312

約数和(自身を除く): 2144790

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 71, 126, 142, 157, 213, 314, 426, 471, 497, 639, 942, 994, 1099, 1278, 1413, 1491, 2198, 2826, 2982, 3297, 4473, 6594, 8946, 9891, 11147, 19782, 22294, 33441, 66882, 78029, 100323, 156058, 200646, 234087, 468174, 702261, 1404522]

約数ペア:

[(1, 1404522), (2, 702261), (3, 468174), (6, 234087), (7, 200646), (9, 156058), (14, 100323), (18, 78029), (21, 66882), (42, 33441), (63, 22294), (71, 19782), (126, 11147), (142, 9891), (157, 8946), (213, 6594), (314, 4473), (426, 3297), (471, 2982), (497, 2826), (639, 2198), (942, 1491), (994, 1413), (1099, 1278)]