66661215

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{1549}}^1$

素因数の和:1727

約数の個数: 32

約数和(自身を含む): 113088000

約数和(自身を除く): 46426785

約数列:

[1, 3, 5, 15, 19, 57, 95, 151, 285, 453, 755, 1549, 2265, 2869, 4647, 7745, 8607, 14345, 23235, 29431, 43035, 88293, 147155, 233899, 441465, 701697, 1169495, 3508485, 4444081, 13332243, 22220405, 66661215]

約数ペア:

[(1, 66661215), (3, 22220405), (5, 13332243), (15, 4444081), (19, 3508485), (57, 1169495), (95, 701697), (151, 441465), (285, 233899), (453, 147155), (755, 88293), (1549, 43035), (2265, 29431), (2869, 23235), (4647, 14345), (7745, 8607)]