172389352805

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{30270299}}^1$

素因数の和:30270388

約数の個数: 16

約数和(自身を含む): 222305083200

約数和(自身を除く): 49915730395

約数列:

[1, 5, 17, 67, 85, 335, 1139, 5695, 30270299, 151351495, 514595083, 2028110033, 2572975415, 10140550165, 34477870561, 172389352805]

約数ペア:

[(1, 172389352805), (5, 34477870561), (17, 10140550165), (67, 2572975415), (85, 2028110033), (335, 514595083), (1139, 151351495), (5695, 30270299)]