263271681

素因数分解:

$3^3\times {\mathrm{107}}^1\times {\mathrm{91129}}^1$

素因数の和:91245

約数の個数: 16

約数和(自身を含む): 393681600

約数和(自身を除く): 130409919

約数列:

[1, 3, 9, 27, 107, 321, 963, 2889, 91129, 273387, 820161, 2460483, 9750803, 29252409, 87757227, 263271681]

約数ペア:

[(1, 263271681), (3, 87757227), (9, 29252409), (27, 9750803), (107, 2460483), (321, 820161), (963, 273387), (2889, 91129)]