28170828

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{12421}}^1$

素因数の和:12444

約数の個数: 60

約数和(自身を含む): 84171472

約数和(自身を除く): 56000644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 567, 756, 1134, 2268, 12421, 24842, 37263, 49684, 74526, 86947, 111789, 149052, 173894, 223578, 260841, 335367, 347788, 447156, 521682, 670734, 782523, 1006101, 1043364, 1341468, 1565046, 2012202, 2347569, 3130092, 4024404, 4695138, 7042707, 9390276, 14085414, 28170828]

約数ペア:

[(1, 28170828), (2, 14085414), (3, 9390276), (4, 7042707), (6, 4695138), (7, 4024404), (9, 3130092), (12, 2347569), (14, 2012202), (18, 1565046), (21, 1341468), (27, 1043364), (28, 1006101), (36, 782523), (42, 670734), (54, 521682), (63, 447156), (81, 347788), (84, 335367), (108, 260841), (126, 223578), (162, 173894), (189, 149052), (252, 111789), (324, 86947), (378, 74526), (567, 49684), (756, 37263), (1134, 24842), (2268, 12421)]