42539049

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{39719}}^1$

素因数の和:39749

約数の個数: 24

約数和(自身を含む): 74355840

約数和(自身を除く): 31816791

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 39719, 119157, 278033, 357471, 675223, 834099, 2025669, 2502297, 4726561, 6077007, 14179683, 42539049]

約数ペア:

[(1, 42539049), (3, 14179683), (7, 6077007), (9, 4726561), (17, 2502297), (21, 2025669), (51, 834099), (63, 675223), (119, 357471), (153, 278033), (357, 119157), (1071, 39719)]