28186905

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{60617}}^1$

素因数の和:60656

約数の個数: 16

約数和(自身を含む): 46554624

約数和(自身を除く): 18367719

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 60617, 181851, 303085, 909255, 1879127, 5637381, 9395635, 28186905]

約数ペア:

[(1, 28186905), (3, 9395635), (5, 5637381), (15, 1879127), (31, 909255), (93, 303085), (155, 181851), (465, 60617)]