12993705

素因数分解:

$3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1451}}^1$

素因数の和:1661

約数の個数: 24

約数和(自身を含む): 22651200

約数和(自身を除く): 9657495

約数列:

[1, 3, 5, 9, 15, 45, 199, 597, 995, 1451, 1791, 2985, 4353, 7255, 8955, 13059, 21765, 65295, 288749, 866247, 1443745, 2598741, 4331235, 12993705]

約数ペア:

[(1, 12993705), (3, 4331235), (5, 2598741), (9, 1443745), (15, 866247), (45, 288749), (199, 65295), (597, 21765), (995, 13059), (1451, 8955), (1791, 7255), (2985, 4353)]