127921845

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{208003}}^1$

素因数の和:208052

約数の個数: 16

約数和(自身を含む): 209668032

約数和(自身を除く): 81746187

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 208003, 624009, 1040015, 3120045, 8528123, 25584369, 42640615, 127921845]

約数ペア:

[(1, 127921845), (3, 42640615), (5, 25584369), (15, 8528123), (41, 3120045), (123, 1040015), (205, 624009), (615, 208003)]