26386129

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 35168256

約数和(自身を除く): 8782127

約数列:

[1, 7, 11, 23, 47, 77, 161, 253, 317, 329, 517, 1081, 1771, 2219, 3487, 3619, 7291, 7567, 11891, 14899, 24409, 51037, 80201, 83237, 104293, 163889, 342677, 561407, 1147223, 2398739, 3769447, 26386129]

約数ペア:

[(1, 26386129), (7, 3769447), (11, 2398739), (23, 1147223), (47, 561407), (77, 342677), (161, 163889), (253, 104293), (317, 83237), (329, 80201), (517, 51037), (1081, 24409), (1771, 14899), (2219, 11891), (3487, 7567), (3619, 7291)]