81955513

素因数分解:

${\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:408

約数の個数: 16

約数和(自身を含む): 85708800

約数和(自身を除く): 3753287

約数列:

[1, 61, 71, 127, 149, 4331, 7747, 9017, 9089, 10579, 18923, 550037, 645319, 1154303, 1343533, 81955513]

約数ペア:

[(1, 81955513), (61, 1343533), (71, 1154303), (127, 645319), (149, 550037), (4331, 18923), (7747, 10579), (9017, 9089)]