28986216

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3671}}^1$

素因数の和:3734

約数の個数: 64

約数和(自身を含む): 84602880

約数和(自身を除く): 55616664

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 47, 56, 84, 94, 141, 168, 188, 282, 329, 376, 564, 658, 987, 1128, 1316, 1974, 2632, 3671, 3948, 7342, 7896, 11013, 14684, 22026, 25697, 29368, 44052, 51394, 77091, 88104, 102788, 154182, 172537, 205576, 308364, 345074, 517611, 616728, 690148, 1035222, 1207759, 1380296, 2070444, 2415518, 3623277, 4140888, 4831036, 7246554, 9662072, 14493108, 28986216]

約数ペア:

[(1, 28986216), (2, 14493108), (3, 9662072), (4, 7246554), (6, 4831036), (7, 4140888), (8, 3623277), (12, 2415518), (14, 2070444), (21, 1380296), (24, 1207759), (28, 1035222), (42, 690148), (47, 616728), (56, 517611), (84, 345074), (94, 308364), (141, 205576), (168, 172537), (188, 154182), (282, 102788), (329, 88104), (376, 77091), (564, 51394), (658, 44052), (987, 29368), (1128, 25697), (1316, 22026), (1974, 14684), (2632, 11013), (3671, 7896), (3948, 7342)]