81381057

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{21859}}^1$

素因数の和:21952

約数の個数: 16

約数和(自身を含む): 116470080

約数和(自身を除く): 35089023

約数列:

[1, 3, 17, 51, 73, 219, 1241, 3723, 21859, 65577, 371603, 1114809, 1595707, 4787121, 27127019, 81381057]

約数ペア:

[(1, 81381057), (3, 27127019), (17, 4787121), (51, 1595707), (73, 1114809), (219, 371603), (1241, 65577), (3723, 21859)]