218923661

素因数分解:

${\mathrm{11}}^1\times {\mathrm{101}}^2\times {\mathrm{1951}}^1$

素因数の和:2164

約数の個数: 12

約数和(自身を含む): 241337472

約数和(自身を除く): 22413811

約数列:

[1, 11, 101, 1111, 1951, 10201, 21461, 112211, 197051, 2167561, 19902151, 218923661]

約数ペア:

[(1, 218923661), (11, 19902151), (101, 2167561), (1111, 197051), (1951, 112211), (10201, 21461)]