907776819

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{1420621}}^1$

素因数の和:1420698

約数の個数: 12

約数和(自身を含む): 1329702192

約数和(自身を除く): 421925373

約数列:

[1, 3, 9, 71, 213, 639, 1420621, 4261863, 12785589, 100864091, 302592273, 907776819]

約数ペア:

[(1, 907776819), (3, 302592273), (9, 100864091), (71, 12785589), (213, 4261863), (639, 1420621)]