81904911

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{5431}}^1$

素因数の和:5902

約数の個数: 16

約数和(自身を含む): 119417088

約数和(自身を除く): 37512177

約数列:

[1, 3, 11, 33, 457, 1371, 5027, 5431, 15081, 16293, 59741, 179223, 2481967, 7445901, 27301637, 81904911]

約数ペア:

[(1, 81904911), (3, 27301637), (11, 7445901), (33, 2481967), (457, 179223), (1371, 59741), (5027, 16293), (5431, 15081)]