81258564

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{218437}}^1$

素因数の和:218475

約数の個数: 24

約数和(自身を含む): 195720448

約数和(自身を除く): 114461884

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 372, 218437, 436874, 655311, 873748, 1310622, 2621244, 6771547, 13543094, 20314641, 27086188, 40629282, 81258564]

約数ペア:

[(1, 81258564), (2, 40629282), (3, 27086188), (4, 20314641), (6, 13543094), (12, 6771547), (31, 2621244), (62, 1310622), (93, 873748), (124, 655311), (186, 436874), (372, 218437)]