201215738

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{487}}^1$

素因数の和:722

約数の個数: 32

約数和(自身を含む): 324656640

約数和(自身を除く): 123440902

約数列:

[1, 2, 19, 38, 83, 131, 166, 262, 487, 974, 1577, 2489, 3154, 4978, 9253, 10873, 18506, 21746, 40421, 63797, 80842, 127594, 206587, 413174, 767999, 1212143, 1535998, 2424286, 5295151, 10590302, 100607869, 201215738]

約数ペア:

[(1, 201215738), (2, 100607869), (19, 10590302), (38, 5295151), (83, 2424286), (131, 1535998), (166, 1212143), (262, 767999), (487, 413174), (974, 206587), (1577, 127594), (2489, 80842), (3154, 63797), (4978, 40421), (9253, 21746), (10873, 18506)]