203420147

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{241}}^1$

素因数の和:479

約数の個数: 32

約数和(自身を含む): 254669184

約数和(自身を除く): 51249037

約数列:

[1, 7, 17, 41, 119, 173, 241, 287, 697, 1211, 1687, 2941, 4097, 4879, 7093, 9881, 20587, 28679, 41693, 49651, 69167, 120581, 167977, 291851, 708781, 844067, 1175839, 1709413, 4961467, 11965891, 29060021, 203420147]

約数ペア:

[(1, 203420147), (7, 29060021), (17, 11965891), (41, 4961467), (119, 1709413), (173, 1175839), (241, 844067), (287, 708781), (697, 291851), (1211, 167977), (1687, 120581), (2941, 69167), (4097, 49651), (4879, 41693), (7093, 28679), (9881, 20587)]