31421269

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1009}}^1$

素因数の和:1188

約数の個数: 16

約数和(自身を含む): 36360000

約数和(自身を除く): 4938731

約数列:

[1, 11, 19, 149, 209, 1009, 1639, 2831, 11099, 19171, 31141, 150341, 210881, 1653751, 2856479, 31421269]

約数ペア:

[(1, 31421269), (11, 2856479), (19, 1653751), (149, 210881), (209, 150341), (1009, 31141), (1639, 19171), (2831, 11099)]