17681521

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2027}}^1$

素因数の和:2112

約数の個数: 16

約数和(自身を含む): 21123648

約数和(自身を除く): 3442127

約数列:

[1, 11, 13, 61, 143, 671, 793, 2027, 8723, 22297, 26351, 123647, 289861, 1360117, 1607411, 17681521]

約数ペア:

[(1, 17681521), (11, 1607411), (13, 1360117), (61, 289861), (143, 123647), (671, 26351), (793, 22297), (2027, 8723)]