2221697569

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{751}}^1$

素因数の和:878

約数の個数: 64

約数和(自身を含む): 3032064000

約数和(自身を除く): 810366431

約数列:

[1, 7, 13, 19, 29, 59, 91, 133, 203, 247, 377, 413, 551, 751, 767, 1121, 1711, 1729, 2639, 3857, 5257, 5369, 7163, 7847, 9763, 11977, 14269, 14573, 21779, 22243, 32509, 44309, 50141, 68341, 99883, 102011, 152453, 155701, 185497, 227563, 283127, 310163, 413801, 422617, 576017, 841871, 1284961, 1298479, 1981889, 2896607, 2958319, 4032119, 5379413, 5893097, 8994727, 10944323, 16704493, 24414259, 37655891, 76610261, 116931451, 170899813, 317385367, 2221697569]

約数ペア:

[(1, 2221697569), (7, 317385367), (13, 170899813), (19, 116931451), (29, 76610261), (59, 37655891), (91, 24414259), (133, 16704493), (203, 10944323), (247, 8994727), (377, 5893097), (413, 5379413), (551, 4032119), (751, 2958319), (767, 2896607), (1121, 1981889), (1711, 1298479), (1729, 1284961), (2639, 841871), (3857, 576017), (5257, 422617), (5369, 413801), (7163, 310163), (7847, 283127), (9763, 227563), (11977, 185497), (14269, 155701), (14573, 152453), (21779, 102011), (22243, 99883), (32509, 68341), (44309, 50141)]