81477868

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{859}}^1\times {\mathrm{1031}}^1$

素因数の和:1917

約数の個数: 24

約数和(自身を含む): 149103360

約数和(自身を除く): 67625492

約数列:

[1, 2, 4, 23, 46, 92, 859, 1031, 1718, 2062, 3436, 4124, 19757, 23713, 39514, 47426, 79028, 94852, 885629, 1771258, 3542516, 20369467, 40738934, 81477868]

約数ペア:

[(1, 81477868), (2, 40738934), (4, 20369467), (23, 3542516), (46, 1771258), (92, 885629), (859, 94852), (1031, 79028), (1718, 47426), (2062, 39514), (3436, 23713), (4124, 19757)]