164744316

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{647}}^1$

素因数の和:1311

約数の個数: 72

約数和(自身を含む): 455704704

約数和(自身を除く): 290960388

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 643, 647, 1286, 1294, 1929, 1941, 2572, 2588, 3858, 3882, 5787, 5823, 7073, 7117, 7716, 7764, 11574, 11646, 14146, 14234, 21219, 21351, 23148, 23292, 28292, 28468, 42438, 42702, 63657, 64053, 84876, 85404, 127314, 128106, 254628, 256212, 416021, 832042, 1248063, 1664084, 2496126, 3744189, 4576231, 4992252, 7488378, 9152462, 13728693, 14976756, 18304924, 27457386, 41186079, 54914772, 82372158, 164744316]

約数ペア:

[(1, 164744316), (2, 82372158), (3, 54914772), (4, 41186079), (6, 27457386), (9, 18304924), (11, 14976756), (12, 13728693), (18, 9152462), (22, 7488378), (33, 4992252), (36, 4576231), (44, 3744189), (66, 2496126), (99, 1664084), (132, 1248063), (198, 832042), (396, 416021), (643, 256212), (647, 254628), (1286, 128106), (1294, 127314), (1929, 85404), (1941, 84876), (2572, 64053), (2588, 63657), (3858, 42702), (3882, 42438), (5787, 28468), (5823, 28292), (7073, 23292), (7117, 23148), (7716, 21351), (7764, 21219), (11574, 14234), (11646, 14146)]