40330791

素因数分解:

$3^4\times {\mathrm{311}}^1\times {\mathrm{1601}}^1$

素因数の和:1924

約数の個数: 20

約数和(自身を含む): 60478704

約数和(自身を除く): 20147913

約数列:

[1, 3, 9, 27, 81, 311, 933, 1601, 2799, 4803, 8397, 14409, 25191, 43227, 129681, 497911, 1493733, 4481199, 13443597, 40330791]

約数ペア:

[(1, 40330791), (3, 13443597), (9, 4481199), (27, 1493733), (81, 497911), (311, 129681), (933, 43227), (1601, 25191), (2799, 14409), (4803, 8397)]