818702973

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{1493}}^1$

素因数の和:1730

約数の個数: 48

約数和(自身を含む): 1342448640

約数和(自身を除く): 523745667

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 191, 261, 319, 573, 957, 1493, 1719, 2101, 2871, 4479, 5539, 6303, 13437, 16423, 16617, 18909, 43297, 49269, 49851, 60929, 129891, 147807, 182787, 285163, 389673, 476267, 548361, 855489, 1428801, 2566467, 3136793, 4286403, 8269727, 9410379, 24809181, 28231137, 74427543, 90966997, 272900991, 818702973]

約数ペア:

[(1, 818702973), (3, 272900991), (9, 90966997), (11, 74427543), (29, 28231137), (33, 24809181), (87, 9410379), (99, 8269727), (191, 4286403), (261, 3136793), (319, 2566467), (573, 1428801), (957, 855489), (1493, 548361), (1719, 476267), (2101, 389673), (2871, 285163), (4479, 182787), (5539, 147807), (6303, 129891), (13437, 60929), (16423, 49851), (16617, 49269), (18909, 43297)]