31431719

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2549}}^1$

素因数の和:2638

約数の個数: 16

約数和(自身を含む): 36720000

約数和(自身を除く): 5288281

約数列:

[1, 11, 19, 59, 209, 649, 1121, 2549, 12331, 28039, 48431, 150391, 532741, 1654301, 2857429, 31431719]

約数ペア:

[(1, 31431719), (11, 2857429), (19, 1654301), (59, 532741), (209, 150391), (649, 48431), (1121, 28039), (2549, 12331)]