68923881

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{613}}^1$

素因数の和:694

約数の個数: 36

約数和(自身を含む): 110965764

約数和(自身を除く): 42041883

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 613, 961, 1209, 1839, 2883, 3627, 5517, 7969, 8649, 12493, 19003, 23907, 37479, 57009, 71721, 112437, 171027, 247039, 589093, 741117, 1767279, 2223351, 5301837, 7658209, 22974627, 68923881]

約数ペア:

[(1, 68923881), (3, 22974627), (9, 7658209), (13, 5301837), (31, 2223351), (39, 1767279), (93, 741117), (117, 589093), (279, 247039), (403, 171027), (613, 112437), (961, 71721), (1209, 57009), (1839, 37479), (2883, 23907), (3627, 19003), (5517, 12493), (7969, 8649)]