664479

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:167

約数の個数: 24

約数和(自身を含む): 1050192

約数和(自身を除く): 385713

約数列:

[1, 3, 9, 17, 43, 51, 101, 129, 153, 303, 387, 731, 909, 1717, 2193, 4343, 5151, 6579, 13029, 15453, 39087, 73831, 221493, 664479]

約数ペア:

[(1, 664479), (3, 221493), (9, 73831), (17, 39087), (43, 15453), (51, 13029), (101, 6579), (129, 5151), (153, 4343), (303, 2193), (387, 1717), (731, 909)]