147249905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{140909}}^1$

素因数の和:140944

約数の個数: 16

約数和(自身を含む): 202910400

約数和(自身を除く): 55660495

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 140909, 704545, 1549999, 2677271, 7749995, 13386355, 29449981, 147249905]

約数ペア:

[(1, 147249905), (5, 29449981), (11, 13386355), (19, 7749995), (55, 2677271), (95, 1549999), (209, 704545), (1045, 140909)]