291239331

素因数分解:

$3^1\times {\mathrm{131}}^2\times {\mathrm{5657}}^1$

素因数の和:5922

約数の個数: 12

約数和(自身を含む): 391375176

約数和(自身を除く): 100135845

約数列:

[1, 3, 131, 393, 5657, 16971, 17161, 51483, 741067, 2223201, 97079777, 291239331]

約数ペア:

[(1, 291239331), (3, 97079777), (131, 2223201), (393, 741067), (5657, 51483), (16971, 17161)]