12828790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{7591}}^1$

素因数の和:7624

約数の個数: 24

約数和(自身を含む): 25008048

約数和(自身を除く): 12179258

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 7591, 15182, 37955, 75910, 98683, 197366, 493415, 986830, 1282879, 2565758, 6414395, 12828790]

約数ペア:

[(1, 12828790), (2, 6414395), (5, 2565758), (10, 1282879), (13, 986830), (26, 493415), (65, 197366), (130, 98683), (169, 75910), (338, 37955), (845, 15182), (1690, 7591)]