217875424

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{7817}}^1$

素因数の和:7907

約数の個数: 48

約数和(自身を含む): 468892368

約数和(自身を除く): 251016944

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 67, 104, 134, 208, 268, 416, 536, 871, 1072, 1742, 2144, 3484, 6968, 7817, 13936, 15634, 27872, 31268, 62536, 101621, 125072, 203242, 250144, 406484, 523739, 812968, 1047478, 1625936, 2094956, 3251872, 4189912, 6808607, 8379824, 13617214, 16759648, 27234428, 54468856, 108937712, 217875424]

約数ペア:

[(1, 217875424), (2, 108937712), (4, 54468856), (8, 27234428), (13, 16759648), (16, 13617214), (26, 8379824), (32, 6808607), (52, 4189912), (67, 3251872), (104, 2094956), (134, 1625936), (208, 1047478), (268, 812968), (416, 523739), (536, 406484), (871, 250144), (1072, 203242), (1742, 125072), (2144, 101621), (3484, 62536), (6968, 31268), (7817, 27872), (13936, 15634)]