64607949

素因数分解:

$3^4\times 7^1\times {\mathrm{113947}}^1$

素因数の和:113966

約数の個数: 20

約数和(自身を含む): 110301664

約数和(自身を除く): 45693715

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 113947, 341841, 797629, 1025523, 2392887, 3076569, 7178661, 9229707, 21535983, 64607949]

約数ペア:

[(1, 64607949), (3, 21535983), (7, 9229707), (9, 7178661), (21, 3076569), (27, 2392887), (63, 1025523), (81, 797629), (189, 341841), (567, 113947)]