2017991339

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{63907}}^1$

素因数の和:64274

約数の個数: 16

約数和(自身を含む): 2490878208

約数和(自身を除く): 472886869

約数列:

[1, 7, 13, 91, 347, 2429, 4511, 31577, 63907, 447349, 830791, 5815537, 22175729, 155230103, 288284477, 2017991339]

約数ペア:

[(1, 2017991339), (7, 288284477), (13, 155230103), (91, 22175729), (347, 5815537), (2429, 830791), (4511, 447349), (31577, 63907)]