27972826

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:299

約数の個数: 48

約数和(自身を含む): 52284960

約数和(自身を除く): 24312134

約数列:

[1, 2, 7, 14, 19, 38, 49, 83, 98, 133, 166, 181, 266, 362, 581, 931, 1162, 1267, 1577, 1862, 2534, 3154, 3439, 4067, 6878, 8134, 8869, 11039, 15023, 17738, 22078, 24073, 30046, 48146, 77273, 105161, 154546, 168511, 210322, 285437, 337022, 570874, 736127, 1472254, 1998059, 3996118, 13986413, 27972826]

約数ペア:

[(1, 27972826), (2, 13986413), (7, 3996118), (14, 1998059), (19, 1472254), (38, 736127), (49, 570874), (83, 337022), (98, 285437), (133, 210322), (166, 168511), (181, 154546), (266, 105161), (362, 77273), (581, 48146), (931, 30046), (1162, 24073), (1267, 22078), (1577, 17738), (1862, 15023), (2534, 11039), (3154, 8869), (3439, 8134), (4067, 6878)]