81784107

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{97711}}^1$

素因数の和:97751

約数の個数: 16

約数和(自身を含む): 125071360

約数和(自身を除く): 43287253

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 97711, 293133, 879399, 2638197, 3029041, 9087123, 27261369, 81784107]

約数ペア:

[(1, 81784107), (3, 27261369), (9, 9087123), (27, 3029041), (31, 2638197), (93, 879399), (279, 293133), (837, 97711)]