11889815

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{5569}}^1$

素因数の和:5642

約数の個数: 16

約数和(自身を含む): 16576320

約数和(自身を除く): 4686505

約数列:

[1, 5, 7, 35, 61, 305, 427, 2135, 5569, 27845, 38983, 194915, 339709, 1698545, 2377963, 11889815]

約数ペア:

[(1, 11889815), (5, 2377963), (7, 1698545), (35, 339709), (61, 194915), (305, 38983), (427, 27845), (2135, 5569)]