261082078

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1301}}^1\times {\mathrm{5281}}^1$

素因数の和:6603

約数の個数: 16

約数和(自身を含む): 412629840

約数和(自身を除く): 151547762

約数列:

[1, 2, 19, 38, 1301, 2602, 5281, 10562, 24719, 49438, 100339, 200678, 6870581, 13741162, 130541039, 261082078]

約数ペア:

[(1, 261082078), (2, 130541039), (19, 13741162), (38, 6870581), (1301, 200678), (2602, 100339), (5281, 49438), (10562, 24719)]