31379383

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{2909}}^1$

素因数の和:3006

約数の個数: 16

約数和(自身を含む): 37992960

約数和(自身を除く): 6613577

約数列:

[1, 7, 23, 67, 161, 469, 1541, 2909, 10787, 20363, 66907, 194903, 468349, 1364321, 4482769, 31379383]

約数ペア:

[(1, 31379383), (7, 4482769), (23, 1364321), (67, 468349), (161, 194903), (469, 66907), (1541, 20363), (2909, 10787)]