81121569

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{1217}}^1\times {\mathrm{1307}}^1$

素因数の和:2544

約数の個数: 16

約数和(自身を含む): 114706368

約数和(自身を除く): 33584799

約数列:

[1, 3, 17, 51, 1217, 1307, 3651, 3921, 20689, 22219, 62067, 66657, 1590619, 4771857, 27040523, 81121569]

約数ペア:

[(1, 81121569), (3, 27040523), (17, 4771857), (51, 1590619), (1217, 66657), (1307, 62067), (3651, 22219), (3921, 20689)]