221564568

素因数分解:

$2^3\times 3^1\times {\mathrm{457}}^1\times {\mathrm{20201}}^1$

素因数の和:20667

約数の個数: 32

約数和(自身を含む): 555150960

約数和(自身を除く): 333586392

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 457, 914, 1371, 1828, 2742, 3656, 5484, 10968, 20201, 40402, 60603, 80804, 121206, 161608, 242412, 484824, 9231857, 18463714, 27695571, 36927428, 55391142, 73854856, 110782284, 221564568]

約数ペア:

[(1, 221564568), (2, 110782284), (3, 73854856), (4, 55391142), (6, 36927428), (8, 27695571), (12, 18463714), (24, 9231857), (457, 484824), (914, 242412), (1371, 161608), (1828, 121206), (2742, 80804), (3656, 60603), (5484, 40402), (10968, 20201)]