12866955

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{18251}}^1$

素因数の和:18306

約数の個数: 16

約数和(自身を含む): 21026304

約数和(自身を除く): 8159349

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 18251, 54753, 91255, 273765, 857797, 2573391, 4288985, 12866955]

約数ペア:

[(1, 12866955), (3, 4288985), (5, 2573391), (15, 857797), (47, 273765), (141, 91255), (235, 54753), (705, 18251)]