991567255

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{4877}}^1$

素因数の和:5083

約数の個数: 32

約数和(自身を含む): 1405800576

約数和(自身を除く): 414233321

約数列:

[1, 5, 7, 35, 37, 157, 185, 259, 785, 1099, 1295, 4877, 5495, 5809, 24385, 29045, 34139, 40663, 170695, 180449, 203315, 765689, 902245, 1263143, 3828445, 5359823, 6315715, 26799115, 28330493, 141652465, 198313451, 991567255]

約数ペア:

[(1, 991567255), (5, 198313451), (7, 141652465), (35, 28330493), (37, 26799115), (157, 6315715), (185, 5359823), (259, 3828445), (785, 1263143), (1099, 902245), (1295, 765689), (4877, 203315), (5495, 180449), (5809, 170695), (24385, 40663), (29045, 34139)]