31221322

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{14051}}^1$

素因数の和:14165

約数の個数: 16

約数和(自身を含む): 51598944

約数和(自身を除く): 20377622

約数列:

[1, 2, 11, 22, 101, 202, 1111, 2222, 14051, 28102, 154561, 309122, 1419151, 2838302, 15610661, 31221322]

約数ペア:

[(1, 31221322), (2, 15610661), (11, 2838302), (22, 1419151), (101, 309122), (202, 154561), (1111, 28102), (2222, 14051)]