28766928

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{367}}^1$

素因数の和:472

約数の個数: 80

約数和(自身を含む): 78852096

約数和(自身を除く): 50085168

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 71, 92, 138, 142, 184, 213, 276, 284, 367, 368, 426, 552, 568, 734, 852, 1101, 1104, 1136, 1468, 1633, 1704, 2202, 2936, 3266, 3408, 4404, 4899, 5872, 6532, 8441, 8808, 9798, 13064, 16882, 17616, 19596, 25323, 26057, 26128, 33764, 39192, 50646, 52114, 67528, 78171, 78384, 101292, 104228, 135056, 156342, 202584, 208456, 312684, 405168, 416912, 599311, 625368, 1198622, 1250736, 1797933, 2397244, 3595866, 4794488, 7191732, 9588976, 14383464, 28766928]

約数ペア:

[(1, 28766928), (2, 14383464), (3, 9588976), (4, 7191732), (6, 4794488), (8, 3595866), (12, 2397244), (16, 1797933), (23, 1250736), (24, 1198622), (46, 625368), (48, 599311), (69, 416912), (71, 405168), (92, 312684), (138, 208456), (142, 202584), (184, 156342), (213, 135056), (276, 104228), (284, 101292), (367, 78384), (368, 78171), (426, 67528), (552, 52114), (568, 50646), (734, 39192), (852, 33764), (1101, 26128), (1104, 26057), (1136, 25323), (1468, 19596), (1633, 17616), (1704, 16882), (2202, 13064), (2936, 9798), (3266, 8808), (3408, 8441), (4404, 6532), (4899, 5872)]