15820155

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{27043}}^1$

素因数の和:27067

約数の個数: 24

約数和(自身を含む): 29532048

約数和(自身を除く): 13711893

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 27043, 81129, 135215, 243387, 351559, 405645, 1054677, 1216935, 1757795, 3164031, 5273385, 15820155]

約数ペア:

[(1, 15820155), (3, 5273385), (5, 3164031), (9, 1757795), (13, 1216935), (15, 1054677), (39, 405645), (45, 351559), (65, 243387), (117, 135215), (195, 81129), (585, 27043)]