266918409

素因数分解:

$3^4\times {\mathrm{1013}}^1\times {\mathrm{3253}}^1$

素因数の和:4278

約数の個数: 20

約数和(自身を含む): 399246276

約数和(自身を除く): 132327867

約数列:

[1, 3, 9, 27, 81, 1013, 3039, 3253, 9117, 9759, 27351, 29277, 82053, 87831, 263493, 3295289, 9885867, 29657601, 88972803, 266918409]

約数ペア:

[(1, 266918409), (3, 88972803), (9, 29657601), (27, 9885867), (81, 3295289), (1013, 263493), (3039, 87831), (3253, 82053), (9117, 29277), (9759, 27351)]