81965355

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{133277}}^1$

素因数の和:133326

約数の個数: 16

約数和(自身を含む): 134344224

約数和(自身を除く): 52378869

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 133277, 399831, 666385, 1999155, 5464357, 16393071, 27321785, 81965355]

約数ペア:

[(1, 81965355), (3, 27321785), (5, 16393071), (15, 5464357), (41, 1999155), (123, 666385), (205, 399831), (615, 133277)]