1271105

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{191}}^1$

素因数の和:229

約数の個数: 16

約数和(自身を含む): 1686528

約数和(自身を除く): 415423

約数列:

[1, 5, 11, 55, 121, 191, 605, 955, 1331, 2101, 6655, 10505, 23111, 115555, 254221, 1271105]

約数ペア:

[(1, 1271105), (5, 254221), (11, 115555), (55, 23111), (121, 10505), (191, 6655), (605, 2101), (955, 1331)]