28901785

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{30911}}^1$

素因数の和:30944

約数の個数: 16

約数和(自身を含む): 40061952

約数和(自身を除く): 11160167

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 30911, 154555, 340021, 525487, 1700105, 2627435, 5780357, 28901785]

約数ペア:

[(1, 28901785), (5, 5780357), (11, 2627435), (17, 1700105), (55, 525487), (85, 340021), (187, 154555), (935, 30911)]