8872668

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{257}}^1$

素因数の和:411

約数の個数: 72

約数和(自身を含む): 25919712

約数和(自身を除く): 17047044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 137, 252, 257, 274, 411, 514, 548, 771, 822, 959, 1028, 1233, 1542, 1644, 1799, 1918, 2313, 2466, 2877, 3084, 3598, 3836, 4626, 4932, 5397, 5754, 7196, 8631, 9252, 10794, 11508, 16191, 17262, 21588, 32382, 34524, 35209, 64764, 70418, 105627, 140836, 211254, 246463, 316881, 422508, 492926, 633762, 739389, 985852, 1267524, 1478778, 2218167, 2957556, 4436334, 8872668]

約数ペア:

[(1, 8872668), (2, 4436334), (3, 2957556), (4, 2218167), (6, 1478778), (7, 1267524), (9, 985852), (12, 739389), (14, 633762), (18, 492926), (21, 422508), (28, 316881), (36, 246463), (42, 211254), (63, 140836), (84, 105627), (126, 70418), (137, 64764), (252, 35209), (257, 34524), (274, 32382), (411, 21588), (514, 17262), (548, 16191), (771, 11508), (822, 10794), (959, 9252), (1028, 8631), (1233, 7196), (1542, 5754), (1644, 5397), (1799, 4932), (1918, 4626), (2313, 3836), (2466, 3598), (2877, 3084)]