28168868

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4073}}^1$

素因数の和:4116

約数の個数: 48

約数和(自身を含む): 63880320

約数和(自身を除く): 35711452

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 3458, 4073, 6916, 8146, 16292, 28511, 52949, 57022, 77387, 105898, 114044, 154774, 211796, 309548, 370643, 541709, 741286, 1006031, 1083418, 1482572, 2012062, 2166836, 4024124, 7042217, 14084434, 28168868]

約数ペア:

[(1, 28168868), (2, 14084434), (4, 7042217), (7, 4024124), (13, 2166836), (14, 2012062), (19, 1482572), (26, 1083418), (28, 1006031), (38, 741286), (52, 541709), (76, 370643), (91, 309548), (133, 211796), (182, 154774), (247, 114044), (266, 105898), (364, 77387), (494, 57022), (532, 52949), (988, 28511), (1729, 16292), (3458, 8146), (4073, 6916)]