30881193

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{11579}}^1$

素因数の和:11716

約数の個数: 16

約数和(自身を含む): 47431680

約数和(自身を除く): 16550487

約数列:

[1, 3, 7, 21, 127, 381, 889, 2667, 11579, 34737, 81053, 243159, 1470533, 4411599, 10293731, 30881193]

約数ペア:

[(1, 30881193), (3, 10293731), (7, 4411599), (21, 1470533), (127, 243159), (381, 81053), (889, 34737), (2667, 11579)]