28062972

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{577}}^1$

素因数の和:787

約数の個数: 72

約数和(自身を含む): 81632096

約数和(自身を除く): 53569124

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 193, 252, 386, 577, 579, 772, 1154, 1158, 1351, 1731, 1737, 2308, 2316, 2702, 3462, 3474, 4039, 4053, 5193, 5404, 6924, 6948, 8078, 8106, 10386, 12117, 12159, 16156, 16212, 20772, 24234, 24318, 36351, 48468, 48636, 72702, 111361, 145404, 222722, 334083, 445444, 668166, 779527, 1002249, 1336332, 1559054, 2004498, 2338581, 3118108, 4008996, 4677162, 7015743, 9354324, 14031486, 28062972]

約数ペア:

[(1, 28062972), (2, 14031486), (3, 9354324), (4, 7015743), (6, 4677162), (7, 4008996), (9, 3118108), (12, 2338581), (14, 2004498), (18, 1559054), (21, 1336332), (28, 1002249), (36, 779527), (42, 668166), (63, 445444), (84, 334083), (126, 222722), (193, 145404), (252, 111361), (386, 72702), (577, 48636), (579, 48468), (772, 36351), (1154, 24318), (1158, 24234), (1351, 20772), (1731, 16212), (1737, 16156), (2308, 12159), (2316, 12117), (2702, 10386), (3462, 8106), (3474, 8078), (4039, 6948), (4053, 6924), (5193, 5404)]