7771239

素因数分解:

$3^2\times 7^1\times {\mathrm{293}}^1\times {\mathrm{421}}^1$

素因数の和:727

約数の個数: 24

約数和(自身を含む): 12903072

約数和(自身を除く): 5131833

約数列:

[1, 3, 7, 9, 21, 63, 293, 421, 879, 1263, 2051, 2637, 2947, 3789, 6153, 8841, 18459, 26523, 123353, 370059, 863471, 1110177, 2590413, 7771239]

約数ペア:

[(1, 7771239), (3, 2590413), (7, 1110177), (9, 863471), (21, 370059), (63, 123353), (293, 26523), (421, 18459), (879, 8841), (1263, 6153), (2051, 3789), (2637, 2947)]