81858171

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{3307}}^1$

素因数の和:3570

約数の個数: 16

約数和(自身を含む): 112630784

約数和(自身を除く): 30772613

約数列:

[1, 3, 37, 111, 223, 669, 3307, 8251, 9921, 24753, 122359, 367077, 737461, 2212383, 27286057, 81858171]

約数ペア:

[(1, 81858171), (3, 27286057), (37, 2212383), (111, 737461), (223, 367077), (669, 122359), (3307, 24753), (8251, 9921)]