665097

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:192

約数の個数: 16

約数和(自身を含む): 933120

約数和(自身を除く): 268023

約数列:

[1, 3, 47, 53, 89, 141, 159, 267, 2491, 4183, 4717, 7473, 12549, 14151, 221699, 665097]

約数ペア:

[(1, 665097), (3, 221699), (47, 14151), (53, 12549), (89, 7473), (141, 4717), (159, 4183), (267, 2491)]