4021105

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{647}}^1$

素因数の和:776

約数の個数: 16

約数和(自身を含む): 5318784

約数和(自身を除く): 1297679

約数列:

[1, 5, 11, 55, 113, 565, 647, 1243, 3235, 6215, 7117, 35585, 73111, 365555, 804221, 4021105]

約数ペア:

[(1, 4021105), (5, 804221), (11, 365555), (55, 73111), (113, 35585), (565, 7117), (647, 6215), (1243, 3235)]