2008291458887

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{563}}^1\times {\mathrm{1459}}^1\times {\mathrm{3391}}^1$

素因数の和:5523

約数の個数: 32

約数和(自身を含む): 2323866255360

約数和(自身を除く): 315574796473

約数列:

[1, 7, 103, 563, 721, 1459, 3391, 3941, 10213, 23737, 57989, 150277, 349273, 405923, 821417, 1051939, 1909133, 2444911, 4947469, 5749919, 13363931, 34632283, 84605951, 196640699, 509589307, 592241657, 1376484893, 2785425047, 3567125149, 19497975329, 286898779841, 2008291458887]

約数ペア:

[(1, 2008291458887), (7, 286898779841), (103, 19497975329), (563, 3567125149), (721, 2785425047), (1459, 1376484893), (3391, 592241657), (3941, 509589307), (10213, 196640699), (23737, 84605951), (57989, 34632283), (150277, 13363931), (349273, 5749919), (405923, 4947469), (821417, 2444911), (1051939, 1909133)]