6240405

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 10442880

約数和(自身を除く): 4202475

約数列:

[1, 3, 5, 15, 41, 73, 123, 139, 205, 219, 365, 417, 615, 695, 1095, 2085, 2993, 5699, 8979, 10147, 14965, 17097, 28495, 30441, 44895, 50735, 85485, 152205, 416027, 1248081, 2080135, 6240405]

約数ペア:

[(1, 6240405), (3, 2080135), (5, 1248081), (15, 416027), (41, 152205), (73, 85485), (123, 50735), (139, 44895), (205, 30441), (219, 28495), (365, 17097), (417, 14965), (615, 10147), (695, 8979), (1095, 5699), (2085, 2993)]