212538508

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{367}}^1$

素因数の和:471

約数の個数: 96

約数和(自身を含む): 482392064

約数和(自身を除く): 269853556

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 37, 43, 52, 74, 86, 91, 148, 172, 182, 259, 301, 364, 367, 481, 518, 559, 602, 734, 962, 1036, 1118, 1204, 1468, 1591, 1924, 2236, 2569, 3182, 3367, 3913, 4771, 5138, 6364, 6734, 7826, 9542, 10276, 11137, 13468, 13579, 15652, 15781, 19084, 20683, 22274, 27158, 31562, 33397, 41366, 44548, 54316, 63124, 66794, 82732, 95053, 110467, 133588, 144781, 176527, 190106, 205153, 220934, 289562, 353054, 380212, 410306, 441868, 579124, 583897, 706108, 820612, 1167794, 1235689, 1436071, 2335588, 2471378, 2872142, 4087279, 4942756, 5744284, 7590661, 8174558, 15181322, 16349116, 30362644, 53134627, 106269254, 212538508]

約数ペア:

[(1, 212538508), (2, 106269254), (4, 53134627), (7, 30362644), (13, 16349116), (14, 15181322), (26, 8174558), (28, 7590661), (37, 5744284), (43, 4942756), (52, 4087279), (74, 2872142), (86, 2471378), (91, 2335588), (148, 1436071), (172, 1235689), (182, 1167794), (259, 820612), (301, 706108), (364, 583897), (367, 579124), (481, 441868), (518, 410306), (559, 380212), (602, 353054), (734, 289562), (962, 220934), (1036, 205153), (1118, 190106), (1204, 176527), (1468, 144781), (1591, 133588), (1924, 110467), (2236, 95053), (2569, 82732), (3182, 66794), (3367, 63124), (3913, 54316), (4771, 44548), (5138, 41366), (6364, 33397), (6734, 31562), (7826, 27158), (9542, 22274), (10276, 20683), (11137, 19084), (13468, 15781), (13579, 15652)]