71993439

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{193}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 123961344

約数和(自身を除く): 51967905

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 191, 193, 217, 279, 573, 579, 651, 1337, 1351, 1719, 1737, 1953, 4011, 4053, 5921, 5983, 12033, 12159, 17763, 17949, 36863, 41447, 41881, 53289, 53847, 110589, 124341, 125643, 258041, 331767, 373023, 376929, 774123, 1142753, 2322369, 3428259, 7999271, 10284777, 23997813, 71993439]

約数ペア:

[(1, 71993439), (3, 23997813), (7, 10284777), (9, 7999271), (21, 3428259), (31, 2322369), (63, 1142753), (93, 774123), (191, 376929), (193, 373023), (217, 331767), (279, 258041), (573, 125643), (579, 124341), (651, 110589), (1337, 53847), (1351, 53289), (1719, 41881), (1737, 41447), (1953, 36863), (4011, 17949), (4053, 17763), (5921, 12159), (5983, 12033)]