28328445

素因数分解:

$3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{2749}}^1$

素因数の和:2989

約数の個数: 24

約数和(自身を含む): 49335000

約数和(自身を除く): 21006555

約数列:

[1, 3, 5, 9, 15, 45, 229, 687, 1145, 2061, 2749, 3435, 8247, 10305, 13745, 24741, 41235, 123705, 629521, 1888563, 3147605, 5665689, 9442815, 28328445]

約数ペア:

[(1, 28328445), (3, 9442815), (5, 5665689), (9, 3147605), (15, 1888563), (45, 629521), (229, 123705), (687, 41235), (1145, 24741), (2061, 13745), (2749, 10305), (3435, 8247)]