40981329

素因数分解:

$3^3\times {\mathrm{79}}^1\times {\mathrm{19213}}^1$

素因数の和:19301

約数の個数: 16

約数和(自身を含む): 61484800

約数和(自身を除く): 20503471

約数列:

[1, 3, 9, 27, 79, 237, 711, 2133, 19213, 57639, 172917, 518751, 1517827, 4553481, 13660443, 40981329]

約数ペア:

[(1, 40981329), (3, 13660443), (9, 4553481), (27, 1517827), (79, 518751), (237, 172917), (711, 57639), (2133, 19213)]