81172617

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{9431}}^1$

素因数の和:9604

約数の個数: 16

約数和(自身を含む): 114693120

約数和(自身を除く): 33520503

約数列:

[1, 3, 19, 57, 151, 453, 2869, 8607, 9431, 28293, 179189, 537567, 1424081, 4272243, 27057539, 81172617]

約数ペア:

[(1, 81172617), (3, 27057539), (19, 4272243), (57, 1424081), (151, 537567), (453, 179189), (2869, 28293), (8607, 9431)]