261954837

素因数分解:

$3^3\times {\mathrm{1481}}^1\times {\mathrm{6551}}^1$

素因数の和:8041

約数の個数: 16

約数和(自身を含む): 388402560

約数和(自身を除く): 126447723

約数列:

[1, 3, 9, 27, 1481, 4443, 6551, 13329, 19653, 39987, 58959, 176877, 9702031, 29106093, 87318279, 261954837]

約数ペア:

[(1, 261954837), (3, 87318279), (9, 29106093), (27, 9702031), (1481, 176877), (4443, 58959), (6551, 39987), (13329, 19653)]