1721342649

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{1033}}^1\times {\mathrm{42727}}^1$

素因数の和:43776

約数の個数: 16

約数和(自身を含む): 2474122112

約数和(自身を除く): 752779463

約数列:

[1, 3, 13, 39, 1033, 3099, 13429, 40287, 42727, 128181, 555451, 1666353, 44136991, 132410973, 573780883, 1721342649]

約数ペア:

[(1, 1721342649), (3, 573780883), (13, 132410973), (39, 44136991), (1033, 1666353), (3099, 555451), (13429, 128181), (40287, 42727)]