221520498459

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{52110209}}^1$

素因数の和:52110334

約数の個数: 16

約数和(自身を含む): 320998893600

約数和(自身を除く): 99478395141

約数列:

[1, 3, 13, 39, 109, 327, 1417, 4251, 52110209, 156330627, 677432717, 2032298151, 5680012781, 17040038343, 73840166153, 221520498459]

約数ペア:

[(1, 221520498459), (3, 73840166153), (13, 17040038343), (39, 5680012781), (109, 2032298151), (327, 677432717), (1417, 156330627), (4251, 52110209)]