387675477

素因数分解:

$3^4\times 7^1\times {\mathrm{683731}}^1$

素因数の和:683750

約数の個数: 20

約数和(自身を含む): 661852576

約数和(自身を除く): 274177099

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 683731, 2051193, 4786117, 6153579, 14358351, 18460737, 43075053, 55382211, 129225159, 387675477]

約数ペア:

[(1, 387675477), (3, 129225159), (7, 55382211), (9, 43075053), (21, 18460737), (27, 14358351), (63, 6153579), (81, 4786117), (189, 2051193), (567, 683731)]