289442691

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{727}}^1\times {\mathrm{1427}}^1$

素因数の和:2191

約数の個数: 24

約数和(自身を含む): 432466944

約数和(自身を除く): 143024253

約数列:

[1, 3, 9, 31, 93, 279, 727, 1427, 2181, 4281, 6543, 12843, 22537, 44237, 67611, 132711, 202833, 398133, 1037429, 3112287, 9336861, 32160299, 96480897, 289442691]

約数ペア:

[(1, 289442691), (3, 96480897), (9, 32160299), (31, 9336861), (93, 3112287), (279, 1037429), (727, 398133), (1427, 202833), (2181, 132711), (4281, 67611), (6543, 44237), (12843, 22537)]