28105198

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:352

約数の個数: 32

約数和(自身を含む): 47324160

約数和(自身を除く): 19218962

約数列:

[1, 2, 11, 22, 79, 103, 157, 158, 206, 314, 869, 1133, 1727, 1738, 2266, 3454, 8137, 12403, 16171, 16274, 24806, 32342, 89507, 136433, 177881, 179014, 272866, 355762, 1277509, 2555018, 14052599, 28105198]

約数ペア:

[(1, 28105198), (2, 14052599), (11, 2555018), (22, 1277509), (79, 355762), (103, 272866), (157, 179014), (158, 177881), (206, 136433), (314, 89507), (869, 32342), (1133, 24806), (1727, 16274), (1738, 16171), (2266, 12403), (3454, 8137)]