15119421

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:233

約数の個数: 32

約数和(自身を含む): 22325760

約数和(自身を除く): 7206339

約数列:

[1, 3, 19, 37, 57, 67, 107, 111, 201, 321, 703, 1273, 2033, 2109, 2479, 3819, 3959, 6099, 7169, 7437, 11877, 21507, 47101, 75221, 136211, 141303, 225663, 265253, 408633, 795759, 5039807, 15119421]

約数ペア:

[(1, 15119421), (3, 5039807), (19, 795759), (37, 408633), (57, 265253), (67, 225663), (107, 141303), (111, 136211), (201, 75221), (321, 47101), (703, 21507), (1273, 11877), (2033, 7437), (2109, 7169), (2479, 6099), (3819, 3959)]