209006792

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{257}}^1\times {\mathrm{1723}}^1$

素因数の和:2045

約数の個数: 32

約数和(自身を含む): 400312800

約数和(自身を除く): 191306008

約数列:

[1, 2, 4, 8, 59, 118, 236, 257, 472, 514, 1028, 1723, 2056, 3446, 6892, 13784, 15163, 30326, 60652, 101657, 121304, 203314, 406628, 442811, 813256, 885622, 1771244, 3542488, 26125849, 52251698, 104503396, 209006792]

約数ペア:

[(1, 209006792), (2, 104503396), (4, 52251698), (8, 26125849), (59, 3542488), (118, 1771244), (236, 885622), (257, 813256), (472, 442811), (514, 406628), (1028, 203314), (1723, 121304), (2056, 101657), (3446, 60652), (6892, 30326), (13784, 15163)]