28206859

素因数分解:

${\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1$

素因数の和:390

約数の個数: 16

約数和(自身を含む): 30663360

約数和(自身を除く): 2456501

約数列:

[1, 17, 89, 103, 181, 1513, 1751, 3077, 9167, 16109, 18643, 155839, 273853, 316931, 1659227, 28206859]

約数ペア:

[(1, 28206859), (17, 1659227), (89, 316931), (103, 273853), (181, 155839), (1513, 18643), (1751, 16109), (3077, 9167)]