1288275

素因数分解:

$3^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:295

約数の個数: 24

約数和(自身を含む): 2165040

約数和(自身を除く): 876765

約数列:

[1, 3, 5, 15, 25, 75, 89, 193, 267, 445, 579, 965, 1335, 2225, 2895, 4825, 6675, 14475, 17177, 51531, 85885, 257655, 429425, 1288275]

約数ペア:

[(1, 1288275), (3, 429425), (5, 257655), (15, 85885), (25, 51531), (75, 17177), (89, 14475), (193, 6675), (267, 4825), (445, 2895), (579, 2225), (965, 1335)]