80768877

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1\times {\mathrm{311}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 125798400

約数和(自身を除く): 45029523

約数列:

[1, 3, 7, 21, 83, 149, 249, 311, 447, 581, 933, 1043, 1743, 2177, 3129, 6531, 12367, 25813, 37101, 46339, 77439, 86569, 139017, 180691, 259707, 324373, 542073, 973119, 3846137, 11538411, 26922959, 80768877]

約数ペア:

[(1, 80768877), (3, 26922959), (7, 11538411), (21, 3846137), (83, 973119), (149, 542073), (249, 324373), (311, 259707), (447, 180691), (581, 139017), (933, 86569), (1043, 77439), (1743, 46339), (2177, 37101), (3129, 25813), (6531, 12367)]