31697001

素因数分解:

$3^4\times 7^1\times {\mathrm{55903}}^1$

素因数の和:55922

約数の個数: 20

約数和(自身を含む): 54115072

約数和(自身を除く): 22418071

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 55903, 167709, 391321, 503127, 1173963, 1509381, 3521889, 4528143, 10565667, 31697001]

約数ペア:

[(1, 31697001), (3, 10565667), (7, 4528143), (9, 3521889), (21, 1509381), (27, 1173963), (63, 503127), (81, 391321), (189, 167709), (567, 55903)]