28315965

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{111043}}^1$

素因数の和:111068

約数の個数: 16

約数和(自身を含む): 47971008

約数和(自身を除く): 19655043

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 111043, 333129, 555215, 1665645, 1887731, 5663193, 9438655, 28315965]

約数ペア:

[(1, 28315965), (3, 9438655), (5, 5663193), (15, 1887731), (17, 1665645), (51, 555215), (85, 333129), (255, 111043)]