15212691

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{14447}}^1$

素因数の和:14472

約数の個数: 20

約数和(自身を含む): 24474912

約数和(自身を除く): 9262221

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 14447, 43341, 130023, 187811, 390069, 563433, 1170207, 1690299, 5070897, 15212691]

約数ペア:

[(1, 15212691), (3, 5070897), (9, 1690299), (13, 1170207), (27, 563433), (39, 390069), (81, 187811), (117, 130023), (351, 43341), (1053, 14447)]