208039444

素因数分解:

$2^2\times {\mathrm{157}}^1\times {\mathrm{257}}^1\times {\mathrm{1289}}^1$

素因数の和:1707

約数の個数: 24

約数和(自身を含む): 368098920

約数和(自身を除く): 160059476

約数列:

[1, 2, 4, 157, 257, 314, 514, 628, 1028, 1289, 2578, 5156, 40349, 80698, 161396, 202373, 331273, 404746, 662546, 809492, 1325092, 52009861, 104019722, 208039444]

約数ペア:

[(1, 208039444), (2, 104019722), (4, 52009861), (157, 1325092), (257, 809492), (314, 662546), (514, 404746), (628, 331273), (1028, 202373), (1289, 161396), (2578, 80698), (5156, 40349)]