243839398

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{263}}^1$

素因数の和:397

約数の個数: 64

約数和(自身を含む): 442050048

約数和(自身を除く): 198210650

約数列:

[1, 2, 11, 17, 22, 34, 37, 67, 74, 134, 187, 263, 374, 407, 526, 629, 737, 814, 1139, 1258, 1474, 2278, 2479, 2893, 4471, 4958, 5786, 6919, 8942, 9731, 12529, 13838, 17621, 19462, 25058, 27269, 35242, 42143, 49181, 54538, 84286, 98362, 107041, 165427, 193831, 214082, 299557, 330854, 387662, 463573, 599114, 651977, 927146, 1303954, 1819697, 3295127, 3639394, 6590254, 7171747, 11083609, 14343494, 22167218, 121919699, 243839398]

約数ペア:

[(1, 243839398), (2, 121919699), (11, 22167218), (17, 14343494), (22, 11083609), (34, 7171747), (37, 6590254), (67, 3639394), (74, 3295127), (134, 1819697), (187, 1303954), (263, 927146), (374, 651977), (407, 599114), (526, 463573), (629, 387662), (737, 330854), (814, 299557), (1139, 214082), (1258, 193831), (1474, 165427), (2278, 107041), (2479, 98362), (2893, 84286), (4471, 54538), (4958, 49181), (5786, 42143), (6919, 35242), (8942, 27269), (9731, 25058), (12529, 19462), (13838, 17621)]