28233915

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{21149}}^1$

素因数の和:21246

約数の個数: 16

約数和(自身を含む): 45684000

約数和(自身を除く): 17450085

約数列:

[1, 3, 5, 15, 89, 267, 445, 1335, 21149, 63447, 105745, 317235, 1882261, 5646783, 9411305, 28233915]

約数ペア:

[(1, 28233915), (3, 9411305), (5, 5646783), (15, 1882261), (89, 317235), (267, 105745), (445, 63447), (1335, 21149)]