84238728

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{1289}}^1$

素因数の和:1694

約数の個数: 64

約数和(自身を含む): 241488000

約数和(自身を除く): 157249272

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 389, 778, 1167, 1289, 1556, 2334, 2578, 2723, 3112, 3867, 4668, 5156, 5446, 7734, 8169, 9023, 9336, 10312, 10892, 15468, 16338, 18046, 21784, 27069, 30936, 32676, 36092, 54138, 65352, 72184, 108276, 216552, 501421, 1002842, 1504263, 2005684, 3008526, 3509947, 4011368, 6017052, 7019894, 10529841, 12034104, 14039788, 21059682, 28079576, 42119364, 84238728]

約数ペア:

[(1, 84238728), (2, 42119364), (3, 28079576), (4, 21059682), (6, 14039788), (7, 12034104), (8, 10529841), (12, 7019894), (14, 6017052), (21, 4011368), (24, 3509947), (28, 3008526), (42, 2005684), (56, 1504263), (84, 1002842), (168, 501421), (389, 216552), (778, 108276), (1167, 72184), (1289, 65352), (1556, 54138), (2334, 36092), (2578, 32676), (2723, 30936), (3112, 27069), (3867, 21784), (4668, 18046), (5156, 16338), (5446, 15468), (7734, 10892), (8169, 10312), (9023, 9336)]