28986781815

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{14980249}}^1$

素因数の和:14980303

約数の個数: 24

約数和(自身を含む): 51412218000

約数和(自身を除く): 22425436185

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 14980249, 44940747, 74901245, 134822241, 224703735, 644150707, 674111205, 1932452121, 3220753535, 5797356363, 9662260605, 28986781815]

約数ペア:

[(1, 28986781815), (3, 9662260605), (5, 5797356363), (9, 3220753535), (15, 1932452121), (43, 674111205), (45, 644150707), (129, 224703735), (215, 134822241), (387, 74901245), (645, 44940747), (1935, 14980249)]