16991577

素因数分解:

$3^2\times {\mathrm{151}}^1\times {\mathrm{12503}}^1$

素因数の和:12660

約数の個数: 12

約数和(自身を含む): 24707904

約数和(自身を除く): 7716327

約数列:

[1, 3, 9, 151, 453, 1359, 12503, 37509, 112527, 1887953, 5663859, 16991577]

約数ペア:

[(1, 16991577), (3, 5663859), (9, 1887953), (151, 112527), (453, 37509), (1359, 12503)]