276787431

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{293}}^1\times {\mathrm{2441}}^1$

素因数の和:2783

約数の個数: 24

約数和(自身を含む): 410666256

約数和(自身を除く): 133878825

約数列:

[1, 3, 9, 43, 129, 293, 387, 879, 2441, 2637, 7323, 12599, 21969, 37797, 104963, 113391, 314889, 715213, 944667, 2145639, 6436917, 30754159, 92262477, 276787431]

約数ペア:

[(1, 276787431), (3, 92262477), (9, 30754159), (43, 6436917), (129, 2145639), (293, 944667), (387, 715213), (879, 314889), (2441, 113391), (2637, 104963), (7323, 37797), (12599, 21969)]