28857585

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113167}}^1$

素因数の和:113192

約数の個数: 16

約数和(自身を含む): 48888576

約数和(自身を除く): 20030991

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 113167, 339501, 565835, 1697505, 1923839, 5771517, 9619195, 28857585]

約数ペア:

[(1, 28857585), (3, 9619195), (5, 5771517), (15, 1923839), (17, 1697505), (51, 565835), (85, 339501), (255, 113167)]