208435812

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{1301}}^1$

素因数の和:1413

約数の個数: 72

約数和(自身を含む): 533715840

約数和(自身を除く): 325280028

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 79, 156, 158, 169, 237, 316, 338, 474, 507, 676, 948, 1014, 1027, 1301, 2028, 2054, 2602, 3081, 3903, 4108, 5204, 6162, 7806, 12324, 13351, 15612, 16913, 26702, 33826, 40053, 50739, 53404, 67652, 80106, 101478, 102779, 160212, 202956, 205558, 219869, 308337, 411116, 439738, 616674, 659607, 879476, 1233348, 1319214, 1336127, 2638428, 2672254, 4008381, 5344508, 8016762, 16033524, 17369651, 34739302, 52108953, 69478604, 104217906, 208435812]

約数ペア:

[(1, 208435812), (2, 104217906), (3, 69478604), (4, 52108953), (6, 34739302), (12, 17369651), (13, 16033524), (26, 8016762), (39, 5344508), (52, 4008381), (78, 2672254), (79, 2638428), (156, 1336127), (158, 1319214), (169, 1233348), (237, 879476), (316, 659607), (338, 616674), (474, 439738), (507, 411116), (676, 308337), (948, 219869), (1014, 205558), (1027, 202956), (1301, 160212), (2028, 102779), (2054, 101478), (2602, 80106), (3081, 67652), (3903, 53404), (4108, 50739), (5204, 40053), (6162, 33826), (7806, 26702), (12324, 16913), (13351, 15612)]