28741155

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{26987}}^1$

素因数の和:27066

約数の個数: 16

約数和(自身を含む): 46635264

約数和(自身を除く): 17894109

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 26987, 80961, 134935, 404805, 1916077, 5748231, 9580385, 28741155]

約数ペア:

[(1, 28741155), (3, 9580385), (5, 5748231), (15, 1916077), (71, 404805), (213, 134935), (355, 80961), (1065, 26987)]