121211805

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{56509}}^1$

素因数の和:56541

約数の個数: 32

約数和(自身を含む): 227848320

約数和(自身を除く): 106636515

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145, 56509, 169527, 282545, 621599, 734617, 847635, 1864797, 2203851, 3107995, 3673085, 8080787, 9323985, 11019255, 24242361, 40403935, 121211805]

約数ペア:

[(1, 121211805), (3, 40403935), (5, 24242361), (11, 11019255), (13, 9323985), (15, 8080787), (33, 3673085), (39, 3107995), (55, 2203851), (65, 1864797), (143, 847635), (165, 734617), (195, 621599), (429, 282545), (715, 169527), (2145, 56509)]