29280123

素因数分解:

$3^4\times {\mathrm{223}}^1\times {\mathrm{1621}}^1$

素因数の和:1856

約数の個数: 20

約数和(自身を含む): 43962688

約数和(自身を除く): 14682565

約数列:

[1, 3, 9, 27, 81, 223, 669, 1621, 2007, 4863, 6021, 14589, 18063, 43767, 131301, 361483, 1084449, 3253347, 9760041, 29280123]

約数ペア:

[(1, 29280123), (3, 9760041), (9, 3253347), (27, 1084449), (81, 361483), (223, 131301), (669, 43767), (1621, 18063), (2007, 14589), (4863, 6021)]