1964215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{503}}^1$

素因数の和:590

約数の個数: 16

約数和(自身を含む): 2612736

約数和(自身を除く): 648521

約数列:

[1, 5, 11, 55, 71, 355, 503, 781, 2515, 3905, 5533, 27665, 35713, 178565, 392843, 1964215]

約数ペア:

[(1, 1964215), (5, 392843), (11, 178565), (55, 35713), (71, 27665), (355, 5533), (503, 3905), (781, 2515)]