1995291

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:195

約数の個数: 24

約数和(自身を含む): 3032640

約数和(自身を除く): 1037349

約数列:

[1, 3, 9, 47, 53, 89, 141, 159, 267, 423, 477, 801, 2491, 4183, 4717, 7473, 12549, 14151, 22419, 37647, 42453, 221699, 665097, 1995291]

約数ペア:

[(1, 1995291), (3, 665097), (9, 221699), (47, 42453), (53, 37647), (89, 22419), (141, 14151), (159, 12549), (267, 7473), (423, 4717), (477, 4183), (801, 2491)]