240954528321

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1979}}^1\times {\mathrm{14657}}^1$

素因数の和:16726

約数の個数: 48

約数和(自身を含む): 380315295360

約数和(自身を除く): 139360767039

約数列:

[1, 3, 9, 13, 39, 71, 117, 213, 639, 923, 1979, 2769, 5937, 8307, 14657, 17811, 25727, 43971, 77181, 131913, 140509, 190541, 231543, 421527, 571623, 1040647, 1264581, 1714869, 1826617, 3121941, 5479851, 9365823, 13528411, 16439553, 29006203, 40585233, 87018609, 121755699, 261055827, 377080639, 1131241917, 2059440413, 3393725751, 6178321239, 18534963717, 26772725369, 80318176107, 240954528321]

約数ペア:

[(1, 240954528321), (3, 80318176107), (9, 26772725369), (13, 18534963717), (39, 6178321239), (71, 3393725751), (117, 2059440413), (213, 1131241917), (639, 377080639), (923, 261055827), (1979, 121755699), (2769, 87018609), (5937, 40585233), (8307, 29006203), (14657, 16439553), (17811, 13528411), (25727, 9365823), (43971, 5479851), (77181, 3121941), (131913, 1826617), (140509, 1714869), (190541, 1264581), (231543, 1040647), (421527, 571623)]