28568565

素因数分解:

$3^3\times 5^1\times {\mathrm{211619}}^1$

素因数の和:211633

約数の個数: 16

約数和(自身を含む): 50788800

約数和(自身を除く): 22220235

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 211619, 634857, 1058095, 1904571, 3174285, 5713713, 9522855, 28568565]

約数ペア:

[(1, 28568565), (3, 9522855), (5, 5713713), (9, 3174285), (15, 1904571), (27, 1058095), (45, 634857), (135, 211619)]