206903906

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{359}}^1$

素因数の和:479

約数の個数: 64

約数和(自身を含む): 380712960

約数和(自身を除く): 173809054

約数列:

[1, 2, 11, 17, 22, 23, 34, 46, 67, 134, 187, 253, 359, 374, 391, 506, 718, 737, 782, 1139, 1474, 1541, 2278, 3082, 3949, 4301, 6103, 7898, 8257, 8602, 12206, 12529, 16514, 16951, 24053, 25058, 26197, 33902, 48106, 52394, 67133, 90827, 134266, 140369, 181654, 264583, 280738, 288167, 408901, 529166, 553219, 576334, 817802, 1106438, 1544059, 3088118, 4497911, 6085409, 8995822, 9404723, 12170818, 18809446, 103451953, 206903906]

約数ペア:

[(1, 206903906), (2, 103451953), (11, 18809446), (17, 12170818), (22, 9404723), (23, 8995822), (34, 6085409), (46, 4497911), (67, 3088118), (134, 1544059), (187, 1106438), (253, 817802), (359, 576334), (374, 553219), (391, 529166), (506, 408901), (718, 288167), (737, 280738), (782, 264583), (1139, 181654), (1474, 140369), (1541, 134266), (2278, 90827), (3082, 67133), (3949, 52394), (4301, 48106), (6103, 33902), (7898, 26197), (8257, 25058), (8602, 24053), (12206, 16951), (12529, 16514)]