25380922

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1$

素因数の和:395

約数の個数: 48

約数和(自身を含む): 47852640

約数和(自身を除く): 22471718

約数列:

[1, 2, 7, 14, 19, 38, 43, 49, 86, 98, 133, 266, 301, 317, 602, 634, 817, 931, 1634, 1862, 2107, 2219, 4214, 4438, 5719, 6023, 11438, 12046, 13631, 15533, 27262, 31066, 40033, 42161, 80066, 84322, 95417, 190834, 258989, 295127, 517978, 590254, 667919, 1335838, 1812923, 3625846, 12690461, 25380922]

約数ペア:

[(1, 25380922), (2, 12690461), (7, 3625846), (14, 1812923), (19, 1335838), (38, 667919), (43, 590254), (49, 517978), (86, 295127), (98, 258989), (133, 190834), (266, 95417), (301, 84322), (317, 80066), (602, 42161), (634, 40033), (817, 31066), (931, 27262), (1634, 15533), (1862, 13631), (2107, 12046), (2219, 11438), (4214, 6023), (4438, 5719)]