68678841

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{42473}}^1$

素因数の和:42501

約数の個数: 24

約数和(自身を含む): 116208864

約数和(自身を除く): 47530023

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 42473, 127419, 297311, 467203, 891933, 1401609, 2081177, 3270421, 6243531, 9811263, 22892947, 68678841]

約数ペア:

[(1, 68678841), (3, 22892947), (7, 9811263), (11, 6243531), (21, 3270421), (33, 2081177), (49, 1401609), (77, 891933), (147, 467203), (231, 297311), (539, 127419), (1617, 42473)]