81117141

素因数分解:

$3^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{21341}}^1$

素因数の和:21532

約数の個数: 16

約数和(自身を含む): 124295808

約数和(自身を除く): 43178667

約数列:

[1, 3, 7, 21, 181, 543, 1267, 3801, 21341, 64023, 149387, 448161, 3862721, 11588163, 27039047, 81117141]

約数ペア:

[(1, 81117141), (3, 27039047), (7, 11588163), (21, 3862721), (181, 448161), (543, 149387), (1267, 64023), (3801, 21341)]