71273265

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{39929}}^1$

素因数の和:39961

約数の個数: 32

約数和(自身を含む): 137998080

約数和(自身を除く): 66724815

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1785, 39929, 119787, 199645, 279503, 598935, 678793, 838509, 1397515, 2036379, 3393965, 4192545, 4751551, 10181895, 14254653, 23757755, 71273265]

約数ペア:

[(1, 71273265), (3, 23757755), (5, 14254653), (7, 10181895), (15, 4751551), (17, 4192545), (21, 3393965), (35, 2036379), (51, 1397515), (85, 838509), (105, 678793), (119, 598935), (255, 279503), (357, 199645), (595, 119787), (1785, 39929)]