205914044

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1\times {\mathrm{277}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 418467840

約数和(自身を除く): 212553796

約数列:

[1, 2, 4, 7, 14, 28, 139, 191, 277, 278, 382, 554, 556, 764, 973, 1108, 1337, 1939, 1946, 2674, 3878, 3892, 5348, 7756, 26549, 38503, 52907, 53098, 77006, 105814, 106196, 154012, 185843, 211628, 269521, 370349, 371686, 539042, 740698, 743372, 1078084, 1481396, 7354073, 14708146, 29416292, 51478511, 102957022, 205914044]

約数ペア:

[(1, 205914044), (2, 102957022), (4, 51478511), (7, 29416292), (14, 14708146), (28, 7354073), (139, 1481396), (191, 1078084), (277, 743372), (278, 740698), (382, 539042), (554, 371686), (556, 370349), (764, 269521), (973, 211628), (1108, 185843), (1337, 154012), (1939, 106196), (1946, 105814), (2674, 77006), (3878, 53098), (3892, 52907), (5348, 38503), (7756, 26549)]