131001816

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:361

約数の個数: 128

約数和(自身を含む): 376358400

約数和(自身を除く): 245356584

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 29, 33, 44, 58, 66, 71, 87, 88, 116, 132, 142, 174, 213, 232, 241, 264, 284, 319, 348, 426, 482, 568, 638, 696, 723, 781, 852, 957, 964, 1276, 1446, 1562, 1704, 1914, 1928, 2059, 2343, 2552, 2651, 2892, 3124, 3828, 4118, 4686, 5302, 5784, 6177, 6248, 6989, 7656, 7953, 8236, 9372, 10604, 12354, 13978, 15906, 16472, 17111, 18744, 20967, 21208, 22649, 24708, 27956, 31812, 34222, 41934, 45298, 49416, 51333, 55912, 63624, 67947, 68444, 76879, 83868, 90596, 102666, 135894, 136888, 153758, 167736, 181192, 188221, 205332, 230637, 271788, 307516, 376442, 410664, 461274, 496219, 543576, 564663, 615032, 752884, 922548, 992438, 1129326, 1488657, 1505768, 1845096, 1984876, 2258652, 2977314, 3969752, 4517304, 5458409, 5954628, 10916818, 11909256, 16375227, 21833636, 32750454, 43667272, 65500908, 131001816]

約数ペア:

[(1, 131001816), (2, 65500908), (3, 43667272), (4, 32750454), (6, 21833636), (8, 16375227), (11, 11909256), (12, 10916818), (22, 5954628), (24, 5458409), (29, 4517304), (33, 3969752), (44, 2977314), (58, 2258652), (66, 1984876), (71, 1845096), (87, 1505768), (88, 1488657), (116, 1129326), (132, 992438), (142, 922548), (174, 752884), (213, 615032), (232, 564663), (241, 543576), (264, 496219), (284, 461274), (319, 410664), (348, 376442), (426, 307516), (482, 271788), (568, 230637), (638, 205332), (696, 188221), (723, 181192), (781, 167736), (852, 153758), (957, 136888), (964, 135894), (1276, 102666), (1446, 90596), (1562, 83868), (1704, 76879), (1914, 68444), (1928, 67947), (2059, 63624), (2343, 55912), (2552, 51333), (2651, 49416), (2892, 45298), (3124, 41934), (3828, 34222), (4118, 31812), (4686, 27956), (5302, 24708), (5784, 22649), (6177, 21208), (6248, 20967), (6989, 18744), (7656, 17111), (7953, 16472), (8236, 15906), (9372, 13978), (10604, 12354)]