31092981

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{1297}}^1$

素因数の和:1492

約数の個数: 16

約数和(自身を含む): 42491328

約数和(自身を除く): 11398347

約数列:

[1, 3, 61, 131, 183, 393, 1297, 3891, 7991, 23973, 79117, 169907, 237351, 509721, 10364327, 31092981]

約数ペア:

[(1, 31092981), (3, 10364327), (61, 509721), (131, 237351), (183, 169907), (393, 79117), (1297, 23973), (3891, 7991)]