64756881

素因数分解:

$3^3\times 7^2\times {\mathrm{48947}}^1$

素因数の和:48970

約数の個数: 24

約数和(自身を含む): 111601440

約数和(自身を除く): 46844559

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 48947, 146841, 342629, 440523, 1027887, 1321569, 2398403, 3083661, 7195209, 9250983, 21585627, 64756881]

約数ペア:

[(1, 64756881), (3, 21585627), (7, 9250983), (9, 7195209), (21, 3083661), (27, 2398403), (49, 1321569), (63, 1027887), (147, 440523), (189, 342629), (441, 146841), (1323, 48947)]