8278245

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2591}}^1$

素因数の和:2673

約数の個数: 24

約数和(自身を含む): 14556672

約数和(自身を除く): 6278427

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 2591, 3195, 7773, 12955, 23319, 38865, 116595, 183961, 551883, 919805, 1655649, 2759415, 8278245]

約数ペア:

[(1, 8278245), (3, 2759415), (5, 1655649), (9, 919805), (15, 551883), (45, 183961), (71, 116595), (213, 38865), (355, 23319), (639, 12955), (1065, 7773), (2591, 3195)]