1221059

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:386

約数の個数: 16

約数和(自身を含む): 1529856

約数和(自身を除く): 308797

約数列:

[1, 7, 17, 31, 119, 217, 331, 527, 2317, 3689, 5627, 10261, 39389, 71827, 174437, 1221059]

約数ペア:

[(1, 1221059), (7, 174437), (17, 71827), (31, 39389), (119, 10261), (217, 5627), (331, 3689), (527, 2317)]