209130784

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{1109}}^1$

素因数の和:1273

約数の個数: 48

約数和(自身を含む): 422936640

約数和(自身を除く): 213805856

約数列:

[1, 2, 4, 8, 16, 32, 71, 83, 142, 166, 284, 332, 568, 664, 1109, 1136, 1328, 2218, 2272, 2656, 4436, 5893, 8872, 11786, 17744, 23572, 35488, 47144, 78739, 92047, 94288, 157478, 184094, 188576, 314956, 368188, 629912, 736376, 1259824, 1472752, 2519648, 2945504, 6535337, 13070674, 26141348, 52282696, 104565392, 209130784]

約数ペア:

[(1, 209130784), (2, 104565392), (4, 52282696), (8, 26141348), (16, 13070674), (32, 6535337), (71, 2945504), (83, 2519648), (142, 1472752), (166, 1259824), (284, 736376), (332, 629912), (568, 368188), (664, 314956), (1109, 188576), (1136, 184094), (1328, 157478), (2218, 94288), (2272, 92047), (2656, 78739), (4436, 47144), (5893, 35488), (8872, 23572), (11786, 17744)]