71572287

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1\times {\mathrm{1481}}^1$

素因数の和:1754

約数の個数: 16

約数和(自身を含む): 97100640

約数和(自身を除く): 25528353

約数列:

[1, 3, 89, 181, 267, 543, 1481, 4443, 16109, 48327, 131809, 268061, 395427, 804183, 23857429, 71572287]

約数ペア:

[(1, 71572287), (3, 23857429), (89, 804183), (181, 395427), (267, 268061), (543, 131809), (1481, 48327), (4443, 16109)]