28471245

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{172553}}^1$

素因数の和:172572

約数の個数: 16

約数和(自身を含む): 49695552

約数和(自身を除く): 21224307

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 172553, 517659, 862765, 1898083, 2588295, 5694249, 9490415, 28471245]

約数ペア:

[(1, 28471245), (3, 9490415), (5, 5694249), (11, 2588295), (15, 1898083), (33, 862765), (55, 517659), (165, 172553)]