208191074

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{4451}}^1$

素因数の和:4730

約数の個数: 32

約数和(自身を含む): 385934976

約数和(自身を除く): 177743902

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 257, 514, 1799, 3341, 3598, 4451, 6682, 8902, 23387, 31157, 46774, 57863, 62314, 115726, 405041, 810082, 1143907, 2287814, 8007349, 14870791, 16014698, 29741582, 104095537, 208191074]

約数ペア:

[(1, 208191074), (2, 104095537), (7, 29741582), (13, 16014698), (14, 14870791), (26, 8007349), (91, 2287814), (182, 1143907), (257, 810082), (514, 405041), (1799, 115726), (3341, 62314), (3598, 57863), (4451, 46774), (6682, 31157), (8902, 23387)]