68021564

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{42197}}^1$

素因数の和:42245

約数の個数: 24

約数和(自身を含む): 132332928

約数和(自身を除く): 64311364

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 42197, 84394, 168788, 548561, 1097122, 1308107, 2194244, 2616214, 5232428, 17005391, 34010782, 68021564]

約数ペア:

[(1, 68021564), (2, 34010782), (4, 17005391), (13, 5232428), (26, 2616214), (31, 2194244), (52, 1308107), (62, 1097122), (124, 548561), (403, 168788), (806, 84394), (1612, 42197)]