25439805

素因数分解:

$3^3\times 5^1\times {\mathrm{188443}}^1$

素因数の和:188457

約数の個数: 16

約数和(自身を含む): 45226560

約数和(自身を除く): 19786755

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 188443, 565329, 942215, 1695987, 2826645, 5087961, 8479935, 25439805]

約数ペア:

[(1, 25439805), (3, 8479935), (5, 5087961), (9, 2826645), (15, 1695987), (27, 942215), (45, 565329), (135, 188443)]