28133735

素因数分解:

$5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{4441}}^1$

素因数の和:4634

約数の個数: 16

約数和(自身を含む): 38805312

約数和(自身を除く): 10671577

約数列:

[1, 5, 7, 35, 181, 905, 1267, 4441, 6335, 22205, 31087, 155435, 803821, 4019105, 5626747, 28133735]

約数ペア:

[(1, 28133735), (5, 5626747), (7, 4019105), (35, 803821), (181, 155435), (905, 31087), (1267, 22205), (4441, 6335)]