71170455

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{643}}^1$

素因数の和:855

約数の個数: 32

約数和(自身を含む): 117218304

約数和(自身を除く): 46047849

約数列:

[1, 3, 5, 15, 47, 141, 157, 235, 471, 643, 705, 785, 1929, 2355, 3215, 7379, 9645, 22137, 30221, 36895, 90663, 100951, 110685, 151105, 302853, 453315, 504755, 1514265, 4744697, 14234091, 23723485, 71170455]

約数ペア:

[(1, 71170455), (3, 23723485), (5, 14234091), (15, 4744697), (47, 1514265), (141, 504755), (157, 453315), (235, 302853), (471, 151105), (643, 110685), (705, 100951), (785, 90663), (1929, 36895), (2355, 30221), (3215, 22137), (7379, 9645)]