78845228

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{911}}^1$

素因数の和:1214

約数の個数: 48

約数和(自身を含む): 172827648

約数和(自身を除く): 93982420

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 281, 308, 562, 911, 1124, 1822, 1967, 3091, 3644, 3934, 6182, 6377, 7868, 10021, 12364, 12754, 20042, 21637, 25508, 40084, 43274, 70147, 86548, 140294, 255991, 280588, 511982, 1023964, 1791937, 2815901, 3583874, 5631802, 7167748, 11263604, 19711307, 39422614, 78845228]

約数ペア:

[(1, 78845228), (2, 39422614), (4, 19711307), (7, 11263604), (11, 7167748), (14, 5631802), (22, 3583874), (28, 2815901), (44, 1791937), (77, 1023964), (154, 511982), (281, 280588), (308, 255991), (562, 140294), (911, 86548), (1124, 70147), (1822, 43274), (1967, 40084), (3091, 25508), (3644, 21637), (3934, 20042), (6182, 12754), (6377, 12364), (7868, 10021)]