28392616

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:314

約数の個数: 64

約数和(自身を含む): 63694080

約数和(自身を除く): 35301464

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 71, 74, 142, 148, 193, 259, 284, 296, 386, 497, 518, 568, 772, 994, 1036, 1351, 1544, 1988, 2072, 2627, 2702, 3976, 5254, 5404, 7141, 10508, 10808, 13703, 14282, 18389, 21016, 27406, 28564, 36778, 49987, 54812, 57128, 73556, 95921, 99974, 109624, 147112, 191842, 199948, 383684, 399896, 507011, 767368, 1014022, 2028044, 3549077, 4056088, 7098154, 14196308, 28392616]

約数ペア:

[(1, 28392616), (2, 14196308), (4, 7098154), (7, 4056088), (8, 3549077), (14, 2028044), (28, 1014022), (37, 767368), (56, 507011), (71, 399896), (74, 383684), (142, 199948), (148, 191842), (193, 147112), (259, 109624), (284, 99974), (296, 95921), (386, 73556), (497, 57128), (518, 54812), (568, 49987), (772, 36778), (994, 28564), (1036, 27406), (1351, 21016), (1544, 18389), (1988, 14282), (2072, 13703), (2627, 10808), (2702, 10508), (3976, 7141), (5254, 5404)]