12543315

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{19447}}^1$

素因数の和:19498

約数の個数: 16

約数和(自身を含む): 20537088

約数和(自身を除く): 7993773

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 19447, 58341, 97235, 291705, 836221, 2508663, 4181105, 12543315]

約数ペア:

[(1, 12543315), (3, 4181105), (5, 2508663), (15, 836221), (43, 291705), (129, 97235), (215, 58341), (645, 19447)]