664623069

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{991}}^1\times {\mathrm{20323}}^1$

素因数の和:21328

約数の個数: 16

約数和(自身を含む): 967747584

約数和(自身を除く): 303124515

約数列:

[1, 3, 11, 33, 991, 2973, 10901, 20323, 32703, 60969, 223553, 670659, 20140093, 60420279, 221541023, 664623069]

約数ペア:

[(1, 664623069), (3, 221541023), (11, 60420279), (33, 20140093), (991, 670659), (2973, 223553), (10901, 60969), (20323, 32703)]