28102672

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{547}}^1$

素因数の和:600

約数の個数: 60

約数和(自身を含む): 62176080

約数和(自身を除く): 34073408

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 169, 208, 247, 304, 338, 494, 547, 676, 988, 1094, 1352, 1976, 2188, 2704, 3211, 3952, 4376, 6422, 7111, 8752, 10393, 12844, 14222, 20786, 25688, 28444, 41572, 51376, 56888, 83144, 92443, 113776, 135109, 166288, 184886, 270218, 369772, 540436, 739544, 1080872, 1479088, 1756417, 2161744, 3512834, 7025668, 14051336, 28102672]

約数ペア:

[(1, 28102672), (2, 14051336), (4, 7025668), (8, 3512834), (13, 2161744), (16, 1756417), (19, 1479088), (26, 1080872), (38, 739544), (52, 540436), (76, 369772), (104, 270218), (152, 184886), (169, 166288), (208, 135109), (247, 113776), (304, 92443), (338, 83144), (494, 56888), (547, 51376), (676, 41572), (988, 28444), (1094, 25688), (1352, 20786), (1976, 14222), (2188, 12844), (2704, 10393), (3211, 8752), (3952, 7111), (4376, 6422)]