81789603

素因数分解:

$3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{25793}}^1$

素因数の和:25954

約数の個数: 16

約数和(自身を含む): 125462016

約数和(自身を除く): 43672413

約数列:

[1, 3, 7, 21, 151, 453, 1057, 3171, 25793, 77379, 180551, 541653, 3894743, 11684229, 27263201, 81789603]

約数ペア:

[(1, 81789603), (3, 27263201), (7, 11684229), (21, 3894743), (151, 541653), (453, 180551), (1057, 77379), (3171, 25793)]