123888321

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{372037}}^1$

素因数の和:372080

約数の個数: 12

約数和(自身を含む): 183786772

約数和(自身を除く): 59898451

約数列:

[1, 3, 9, 37, 111, 333, 372037, 1116111, 3348333, 13765369, 41296107, 123888321]

約数ペア:

[(1, 123888321), (3, 41296107), (9, 13765369), (37, 3348333), (111, 1116111), (333, 372037)]