71721663

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{3613}}^1$

素因数の和:4138

約数の個数: 16

約数和(自身を含む): 103215840

約数和(自身を除く): 31494177

約数列:

[1, 3, 13, 39, 509, 1527, 3613, 6617, 10839, 19851, 46969, 140907, 1839017, 5517051, 23907221, 71721663]

約数ペア:

[(1, 71721663), (3, 23907221), (13, 5517051), (39, 1839017), (509, 140907), (1527, 46969), (3613, 19851), (6617, 10839)]