31231816561

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2081}}^1\times {\mathrm{71809}}^1$

素因数の和:73920

約数の個数: 16

約数和(自身を含む): 35882020800

約数和(自身を除く): 4650204239

約数列:

[1, 11, 19, 209, 2081, 22891, 39539, 71809, 434929, 789899, 1364371, 15008081, 149434529, 1643779819, 2839256051, 31231816561]

約数ペア:

[(1, 31231816561), (11, 2839256051), (19, 1643779819), (209, 149434529), (2081, 15008081), (22891, 1364371), (39539, 789899), (71809, 434929)]