81898523

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{439}}^1\times {\mathrm{919}}^1$

素因数の和:1394

約数の個数: 16

約数和(自身を含む): 97152000

約数和(自身を除く): 15253477

約数列:

[1, 7, 29, 203, 439, 919, 3073, 6433, 12731, 26651, 89117, 186557, 403441, 2824087, 11699789, 81898523]

約数ペア:

[(1, 81898523), (7, 11699789), (29, 2824087), (203, 403441), (439, 186557), (919, 89117), (3073, 26651), (6433, 12731)]