28060084

素因数分解:

$2^2\times {\mathrm{13}}^3\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:177

約数の個数: 48

約数和(自身を含む): 55444480

約数和(自身を除く): 27384396

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 103, 124, 169, 206, 338, 403, 412, 676, 806, 1339, 1612, 2197, 2678, 3193, 4394, 5239, 5356, 6386, 8788, 10478, 12772, 17407, 20956, 34814, 41509, 68107, 69628, 83018, 136214, 166036, 226291, 272428, 452582, 539617, 905164, 1079234, 2158468, 7015021, 14030042, 28060084]

約数ペア:

[(1, 28060084), (2, 14030042), (4, 7015021), (13, 2158468), (26, 1079234), (31, 905164), (52, 539617), (62, 452582), (103, 272428), (124, 226291), (169, 166036), (206, 136214), (338, 83018), (403, 69628), (412, 68107), (676, 41509), (806, 34814), (1339, 20956), (1612, 17407), (2197, 12772), (2678, 10478), (3193, 8788), (4394, 6386), (5239, 5356)]