262359

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:132

約数の個数: 20

約数和(自身を含む): 406560

約数和(自身を除く): 144201

約数列:

[1, 3, 9, 27, 41, 79, 81, 123, 237, 369, 711, 1107, 2133, 3239, 3321, 6399, 9717, 29151, 87453, 262359]

約数ペア:

[(1, 262359), (3, 87453), (9, 29151), (27, 9717), (41, 6399), (79, 3321), (81, 3239), (123, 2133), (237, 1107), (369, 711)]