31009143

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{19993}}^1$

素因数の和:20054

約数の個数: 16

約数和(自身を含む): 46066176

約数和(自身を除く): 15057033

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 19993, 59979, 219923, 659769, 939671, 2819013, 10336381, 31009143]

約数ペア:

[(1, 31009143), (3, 10336381), (11, 2819013), (33, 939671), (47, 659769), (141, 219923), (517, 59979), (1551, 19993)]