31892021

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{449}}^1$

素因数の和:668

約数の個数: 16

約数和(自身を含む): 37296000

約数和(自身を除く): 5403979

約数列:

[1, 7, 73, 139, 449, 511, 973, 3143, 10147, 32777, 62411, 71029, 229439, 436877, 4556003, 31892021]

約数ペア:

[(1, 31892021), (7, 4556003), (73, 436877), (139, 229439), (449, 71029), (511, 62411), (973, 32777), (3143, 10147)]