492065721

素因数分解:

$3^2\times 7^1\times {\mathrm{1993}}^1\times {\mathrm{3919}}^1$

素因数の和:5925

約数の個数: 24

約数和(自身を含む): 812913920

約数和(自身を除く): 320848199

約数列:

[1, 3, 7, 9, 21, 63, 1993, 3919, 5979, 11757, 13951, 17937, 27433, 35271, 41853, 82299, 125559, 246897, 7810567, 23431701, 54673969, 70295103, 164021907, 492065721]

約数ペア:

[(1, 492065721), (3, 164021907), (7, 70295103), (9, 54673969), (21, 23431701), (63, 7810567), (1993, 246897), (3919, 125559), (5979, 82299), (11757, 41853), (13951, 35271), (17937, 27433)]