66721281

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{383}}^1\times {\mathrm{5279}}^1$

素因数の和:5676

約数の個数: 16

約数和(自身を含む): 97320960

約数和(自身を除く): 30599679

約数列:

[1, 3, 11, 33, 383, 1149, 4213, 5279, 12639, 15837, 58069, 174207, 2021857, 6065571, 22240427, 66721281]

約数ペア:

[(1, 66721281), (3, 22240427), (11, 6065571), (33, 2021857), (383, 174207), (1149, 58069), (4213, 15837), (5279, 12639)]