218361333

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{7517}}^1$

素因数の和:7964

約数の個数: 16

約数和(自身を含む): 304569216

約数和(自身を除く): 86207883

約数列:

[1, 3, 23, 69, 421, 1263, 7517, 9683, 22551, 29049, 172891, 518673, 3164657, 9493971, 72787111, 218361333]

約数ペア:

[(1, 218361333), (3, 72787111), (23, 9493971), (69, 3164657), (421, 518673), (1263, 172891), (7517, 29049), (9683, 22551)]