287145872

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{1031}}^1$

素因数の和:1168

約数の個数: 60

約数和(自身を含む): 608871744

約数和(自身を除く): 321725872

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 103, 104, 169, 206, 208, 338, 412, 676, 824, 1031, 1339, 1352, 1648, 2062, 2678, 2704, 4124, 5356, 8248, 10712, 13403, 16496, 17407, 21424, 26806, 34814, 53612, 69628, 106193, 107224, 139256, 174239, 212386, 214448, 278512, 348478, 424772, 696956, 849544, 1380509, 1393912, 1699088, 2761018, 2787824, 5522036, 11044072, 17946617, 22088144, 35893234, 71786468, 143572936, 287145872]

約数ペア:

[(1, 287145872), (2, 143572936), (4, 71786468), (8, 35893234), (13, 22088144), (16, 17946617), (26, 11044072), (52, 5522036), (103, 2787824), (104, 2761018), (169, 1699088), (206, 1393912), (208, 1380509), (338, 849544), (412, 696956), (676, 424772), (824, 348478), (1031, 278512), (1339, 214448), (1352, 212386), (1648, 174239), (2062, 139256), (2678, 107224), (2704, 106193), (4124, 69628), (5356, 53612), (8248, 34814), (10712, 26806), (13403, 21424), (16496, 17407)]