8286831

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:105

約数の個数: 72

約数和(自身を含む): 15649920

約数和(自身を除く): 7363089

約数列:

[1, 3, 7, 9, 19, 21, 23, 43, 49, 57, 63, 69, 129, 133, 147, 161, 171, 207, 301, 387, 399, 437, 441, 483, 817, 903, 931, 989, 1127, 1197, 1311, 1449, 2107, 2451, 2709, 2793, 2967, 3059, 3381, 3933, 5719, 6321, 6923, 7353, 8379, 8901, 9177, 10143, 17157, 18791, 18963, 20769, 21413, 27531, 40033, 48461, 51471, 56373, 62307, 64239, 120099, 131537, 145383, 169119, 192717, 360297, 394611, 436149, 920759, 1183833, 2762277, 8286831]

約数ペア:

[(1, 8286831), (3, 2762277), (7, 1183833), (9, 920759), (19, 436149), (21, 394611), (23, 360297), (43, 192717), (49, 169119), (57, 145383), (63, 131537), (69, 120099), (129, 64239), (133, 62307), (147, 56373), (161, 51471), (171, 48461), (207, 40033), (301, 27531), (387, 21413), (399, 20769), (437, 18963), (441, 18791), (483, 17157), (817, 10143), (903, 9177), (931, 8901), (989, 8379), (1127, 7353), (1197, 6923), (1311, 6321), (1449, 5719), (2107, 3933), (2451, 3381), (2709, 3059), (2793, 2967)]