1391351

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:206

約数の個数: 16

約数和(自身を含む): 1626240

約数和(自身を除く): 234889

約数列:

[1, 13, 19, 43, 131, 247, 559, 817, 1703, 2489, 5633, 10621, 32357, 73229, 107027, 1391351]

約数ペア:

[(1, 1391351), (13, 107027), (19, 73229), (43, 32357), (131, 10621), (247, 5633), (559, 2489), (817, 1703)]