205655445

素因数分解:

$3^2\times 5^1\times {\mathrm{1583}}^1\times {\mathrm{2887}}^1$

素因数の和:4481

約数の個数: 24

約数和(自身を含む): 356818176

約数和(自身を除く): 151162731

約数列:

[1, 3, 5, 9, 15, 45, 1583, 2887, 4749, 7915, 8661, 14247, 14435, 23745, 25983, 43305, 71235, 129915, 4570121, 13710363, 22850605, 41131089, 68551815, 205655445]

約数ペア:

[(1, 205655445), (3, 68551815), (5, 41131089), (9, 22850605), (15, 13710363), (45, 4570121), (1583, 129915), (2887, 71235), (4749, 43305), (7915, 25983), (8661, 23745), (14247, 14435)]