81907983

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{97859}}^1$

素因数の和:97899

約数の個数: 16

約数和(自身を含む): 125260800

約数和(自身を除く): 43352817

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 97859, 293577, 880731, 2642193, 3033629, 9100887, 27302661, 81907983]

約数ペア:

[(1, 81907983), (3, 27302661), (9, 9100887), (27, 3033629), (31, 2642193), (93, 880731), (279, 293577), (837, 97859)]