209296688

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{2213}}^1$

素因数の和:2501

約数の個数: 40

約数和(自身を含む): 424981728

約数和(自身を除く): 215685040

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 257, 368, 514, 1028, 2056, 2213, 4112, 4426, 5911, 8852, 11822, 17704, 23644, 35408, 47288, 50899, 94576, 101798, 203596, 407192, 568741, 814384, 1137482, 2274964, 4549928, 9099856, 13081043, 26162086, 52324172, 104648344, 209296688]

約数ペア:

[(1, 209296688), (2, 104648344), (4, 52324172), (8, 26162086), (16, 13081043), (23, 9099856), (46, 4549928), (92, 2274964), (184, 1137482), (257, 814384), (368, 568741), (514, 407192), (1028, 203596), (2056, 101798), (2213, 94576), (4112, 50899), (4426, 47288), (5911, 35408), (8852, 23644), (11822, 17704)]