68055309

素因数分解:

$3^5\times 7^1\times {\mathrm{40009}}^1$

素因数の和:40031

約数の個数: 24

約数和(自身を含む): 116509120

約数和(自身を除く): 48453811

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 40009, 120027, 280063, 360081, 840189, 1080243, 2520567, 3240729, 7561701, 9722187, 22685103, 68055309]

約数ペア:

[(1, 68055309), (3, 22685103), (7, 9722187), (9, 7561701), (21, 3240729), (27, 2520567), (63, 1080243), (81, 840189), (189, 360081), (243, 280063), (567, 120027), (1701, 40009)]