289496268

素因数分解:

$2^2\times 3^4\times {\mathrm{647}}^1\times {\mathrm{1381}}^1$

素因数の和:2044

約数の個数: 60

約数和(自身を含む): 758518992

約数和(自身を除く): 469022724

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 647, 1294, 1381, 1941, 2588, 2762, 3882, 4143, 5524, 5823, 7764, 8286, 11646, 12429, 16572, 17469, 23292, 24858, 34938, 37287, 49716, 52407, 69876, 74574, 104814, 111861, 149148, 209628, 223722, 447444, 893507, 1787014, 2680521, 3574028, 5361042, 8041563, 10722084, 16083126, 24124689, 32166252, 48249378, 72374067, 96498756, 144748134, 289496268]

約数ペア:

[(1, 289496268), (2, 144748134), (3, 96498756), (4, 72374067), (6, 48249378), (9, 32166252), (12, 24124689), (18, 16083126), (27, 10722084), (36, 8041563), (54, 5361042), (81, 3574028), (108, 2680521), (162, 1787014), (324, 893507), (647, 447444), (1294, 223722), (1381, 209628), (1941, 149148), (2588, 111861), (2762, 104814), (3882, 74574), (4143, 69876), (5524, 52407), (5823, 49716), (7764, 37287), (8286, 34938), (11646, 24858), (12429, 23292), (16572, 17469)]