161538354

素因数分解:

$2^1\times 3^3\times {\mathrm{2991451}}^1$

素因数の和:2991462

約数の個数: 16

約数和(自身を含む): 358974240

約数和(自身を除く): 197435886

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 2991451, 5982902, 8974353, 17948706, 26923059, 53846118, 80769177, 161538354]

約数ペア:

[(1, 161538354), (2, 80769177), (3, 53846118), (6, 26923059), (9, 17948706), (18, 8974353), (27, 5982902), (54, 2991451)]