378621

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{379}}^1$

素因数の和:425

約数の個数: 16

約数和(自身を含む): 577600

約数和(自身を除く): 198979

約数列:

[1, 3, 9, 27, 37, 111, 333, 379, 999, 1137, 3411, 10233, 14023, 42069, 126207, 378621]

約数ペア:

[(1, 378621), (3, 126207), (9, 42069), (27, 14023), (37, 10233), (111, 3411), (333, 1137), (379, 999)]