12978657

素因数分解:

$3^3\times {\mathrm{557}}^1\times {\mathrm{863}}^1$

素因数の和:1429

約数の個数: 16

約数和(自身を含む): 19284480

約数和(自身を除く): 6305823

約数列:

[1, 3, 9, 27, 557, 863, 1671, 2589, 5013, 7767, 15039, 23301, 480691, 1442073, 4326219, 12978657]

約数ペア:

[(1, 12978657), (3, 4326219), (9, 1442073), (27, 480691), (557, 23301), (863, 15039), (1671, 7767), (2589, 5013)]