64062009

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{71899}}^1$

素因数の和:71922

約数の個数: 20

約数和(自身を含む): 104398800

約数和(自身を除く): 40336791

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 71899, 215697, 647091, 790889, 1941273, 2372667, 5823819, 7118001, 21354003, 64062009]

約数ペア:

[(1, 64062009), (3, 21354003), (9, 7118001), (11, 5823819), (27, 2372667), (33, 1941273), (81, 790889), (99, 647091), (297, 215697), (891, 71899)]