2287285

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1$

素因数の和:493

約数の個数: 32

約数和(自身を含む): 3693312

約数和(自身を除く): 1406027

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 385, 455, 457, 715, 1001, 2285, 3199, 5005, 5027, 5941, 15995, 25135, 29705, 35189, 41587, 65351, 175945, 207935, 326755, 457457, 2287285]

約数ペア:

[(1, 2287285), (5, 457457), (7, 326755), (11, 207935), (13, 175945), (35, 65351), (55, 41587), (65, 35189), (77, 29705), (91, 25135), (143, 15995), (385, 5941), (455, 5027), (457, 5005), (715, 3199), (1001, 2285)]