28899999

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{1409}}^1$

素因数の和:1511

約数の個数: 24

約数和(自身を含む): 43552080

約数和(自身を除く): 14652081

約数列:

[1, 3, 9, 43, 53, 129, 159, 387, 477, 1409, 2279, 4227, 6837, 12681, 20511, 60587, 74677, 181761, 224031, 545283, 672093, 3211111, 9633333, 28899999]

約数ペア:

[(1, 28899999), (3, 9633333), (9, 3211111), (43, 672093), (53, 545283), (129, 224031), (159, 181761), (387, 74677), (477, 60587), (1409, 20511), (2279, 12681), (4227, 6837)]