831789

素因数分解:

$3^6\times 7^1\times {\mathrm{163}}^1$

素因数の和:188

約数の個数: 28

約数和(自身を含む): 1434016

約数和(自身を除く): 602227

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 163, 189, 243, 489, 567, 729, 1141, 1467, 1701, 3423, 4401, 5103, 10269, 13203, 30807, 39609, 92421, 118827, 277263, 831789]

約数ペア:

[(1, 831789), (3, 277263), (7, 118827), (9, 92421), (21, 39609), (27, 30807), (63, 13203), (81, 10269), (163, 5103), (189, 4401), (243, 3423), (489, 1701), (567, 1467), (729, 1141)]