208590514

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1\times {\mathrm{461}}^1$

素因数の和:762

約数の個数: 32

約数和(自身を含む): 346876992

約数和(自身を除く): 138286478

約数列:

[1, 2, 11, 22, 131, 157, 262, 314, 461, 922, 1441, 1727, 2882, 3454, 5071, 10142, 20567, 41134, 60391, 72377, 120782, 144754, 226237, 452474, 664301, 796147, 1328602, 1592294, 9481387, 18962774, 104295257, 208590514]

約数ペア:

[(1, 208590514), (2, 104295257), (11, 18962774), (22, 9481387), (131, 1592294), (157, 1328602), (262, 796147), (314, 664301), (461, 452474), (922, 226237), (1441, 144754), (1727, 120782), (2882, 72377), (3454, 60391), (5071, 41134), (10142, 20567)]