256993371

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{232153}}^1$

素因数の和:232203

約数の個数: 16

約数和(自身を含む): 390018720

約数和(自身を除く): 133025349

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 232153, 696459, 2089377, 6268131, 9518273, 28554819, 85664457, 256993371]

約数ペア:

[(1, 256993371), (3, 85664457), (9, 28554819), (27, 9518273), (41, 6268131), (123, 2089377), (369, 696459), (1107, 232153)]