131477983

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2297}}^1$

素因数の和:2371

約数の個数: 32

約数和(自身を含む): 176045184

約数和(自身を除く): 44567201

約数列:

[1, 7, 13, 17, 37, 91, 119, 221, 259, 481, 629, 1547, 2297, 3367, 4403, 8177, 16079, 29861, 39049, 57239, 84989, 209027, 273343, 507637, 594923, 1104857, 1444813, 3553459, 7733999, 10113691, 18782569, 131477983]

約数ペア:

[(1, 131477983), (7, 18782569), (13, 10113691), (17, 7733999), (37, 3553459), (91, 1444813), (119, 1104857), (221, 594923), (259, 507637), (481, 273343), (629, 209027), (1547, 84989), (2297, 57239), (3367, 39049), (4403, 29861), (8177, 16079)]