39973419

素因数分解:

$3^4\times {\mathrm{223}}^1\times {\mathrm{2213}}^1$

素因数の和:2448

約数の個数: 20

約数和(自身を含む): 60008256

約数和(自身を除く): 20034837

約数列:

[1, 3, 9, 27, 81, 223, 669, 2007, 2213, 6021, 6639, 18063, 19917, 59751, 179253, 493499, 1480497, 4441491, 13324473, 39973419]

約数ペア:

[(1, 39973419), (3, 13324473), (9, 4441491), (27, 1480497), (81, 493499), (223, 179253), (669, 59751), (2007, 19917), (2213, 18063), (6021, 6639)]