898667889

素因数分解:

$3^1\times 7^4\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1$

素因数の和:268

約数の個数: 80

約数和(自身を含む): 1524640320

約数和(自身を除く): 625972431

約数列:

[1, 3, 7, 17, 21, 41, 49, 51, 119, 123, 147, 179, 287, 343, 357, 537, 697, 833, 861, 1029, 1253, 2009, 2091, 2401, 2499, 3043, 3759, 4879, 5831, 6027, 7203, 7339, 8771, 9129, 14063, 14637, 17493, 21301, 22017, 26313, 34153, 40817, 42189, 51373, 61397, 63903, 98441, 102459, 122451, 124763, 149107, 154119, 184191, 239071, 295323, 359611, 374289, 429779, 447321, 717213, 873341, 1043749, 1078833, 1289337, 1673497, 2517277, 2620023, 3131247, 5020491, 6113387, 7306243, 7551831, 17620939, 18340161, 21918729, 42793709, 52862817, 128381127, 299555963, 898667889]

約数ペア:

[(1, 898667889), (3, 299555963), (7, 128381127), (17, 52862817), (21, 42793709), (41, 21918729), (49, 18340161), (51, 17620939), (119, 7551831), (123, 7306243), (147, 6113387), (179, 5020491), (287, 3131247), (343, 2620023), (357, 2517277), (537, 1673497), (697, 1289337), (833, 1078833), (861, 1043749), (1029, 873341), (1253, 717213), (2009, 447321), (2091, 429779), (2401, 374289), (2499, 359611), (3043, 295323), (3759, 239071), (4879, 184191), (5831, 154119), (6027, 149107), (7203, 124763), (7339, 122451), (8771, 102459), (9129, 98441), (14063, 63903), (14637, 61397), (17493, 51373), (21301, 42189), (22017, 40817), (26313, 34153)]