678051

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{761}}^1$

素因数の和:784

約数の個数: 20

約数和(自身を含む): 1106424

約数和(自身を除く): 428373

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 761, 891, 2283, 6849, 8371, 20547, 25113, 61641, 75339, 226017, 678051]

約数ペア:

[(1, 678051), (3, 226017), (9, 75339), (11, 61641), (27, 25113), (33, 20547), (81, 8371), (99, 6849), (297, 2283), (761, 891)]