72049689

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{156971}}^1$

素因数の和:156997

約数の個数: 16

約数和(自身を含む): 113019840

約数和(自身を除く): 40970151

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 156971, 470913, 1412739, 2668507, 4238217, 8005521, 24016563, 72049689]

約数ペア:

[(1, 72049689), (3, 24016563), (9, 8005521), (17, 4238217), (27, 2668507), (51, 1412739), (153, 470913), (459, 156971)]