64564857

素因数分解:

$3^5\times 7^1\times {\mathrm{37957}}^1$

素因数の和:37979

約数の個数: 24

約数和(自身を含む): 110533696

約数和(自身を除く): 45968839

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 37957, 113871, 265699, 341613, 797097, 1024839, 2391291, 3074517, 7173873, 9223551, 21521619, 64564857]

約数ペア:

[(1, 64564857), (3, 21521619), (7, 9223551), (9, 7173873), (21, 3074517), (27, 2391291), (63, 1024839), (81, 797097), (189, 341613), (243, 265699), (567, 113871), (1701, 37957)]