28562765

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{74189}}^1$

素因数の和:74212

約数の個数: 16

約数和(自身を含む): 42733440

約数和(自身を除く): 14170675

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 74189, 370945, 519323, 816079, 2596615, 4080395, 5712553, 28562765]

約数ペア:

[(1, 28562765), (5, 5712553), (7, 4080395), (11, 2596615), (35, 816079), (55, 519323), (77, 370945), (385, 74189)]