51997395

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{4931}}^1$

素因数の和:4995

約数の個数: 32

約数和(自身を含む): 89959680

約数和(自身を除く): 37962285

約数列:

[1, 3, 5, 15, 19, 37, 57, 95, 111, 185, 285, 555, 703, 2109, 3515, 4931, 10545, 14793, 24655, 73965, 93689, 182447, 281067, 468445, 547341, 912235, 1405335, 2736705, 3466493, 10399479, 17332465, 51997395]

約数ペア:

[(1, 51997395), (3, 17332465), (5, 10399479), (15, 3466493), (19, 2736705), (37, 1405335), (57, 912235), (95, 547341), (111, 468445), (185, 281067), (285, 182447), (555, 93689), (703, 73965), (2109, 24655), (3515, 14793), (4931, 10545)]