47951985

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{4001}}^1$

素因数の和:4073

約数の個数: 32

約数和(自身を含む): 82985472

約数和(自身を除く): 35033487

約数列:

[1, 3, 5, 15, 17, 47, 51, 85, 141, 235, 255, 705, 799, 2397, 3995, 4001, 11985, 12003, 20005, 60015, 68017, 188047, 204051, 340085, 564141, 940235, 1020255, 2820705, 3196799, 9590397, 15983995, 47951985]

約数ペア:

[(1, 47951985), (3, 15983995), (5, 9590397), (15, 3196799), (17, 2820705), (47, 1020255), (51, 940235), (85, 564141), (141, 340085), (235, 204051), (255, 188047), (705, 68017), (799, 60015), (2397, 20005), (3995, 12003), (4001, 11985)]