68408444

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{42437}}^1$

素因数の和:42485

約数の個数: 24

約数和(自身を含む): 133085568

約数和(自身を除く): 64677124

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 42437, 84874, 169748, 551681, 1103362, 1315547, 2206724, 2631094, 5262188, 17102111, 34204222, 68408444]

約数ペア:

[(1, 68408444), (2, 34204222), (4, 17102111), (13, 5262188), (26, 2631094), (31, 2206724), (52, 1315547), (62, 1103362), (124, 551681), (403, 169748), (806, 84874), (1612, 42437)]