865163979

素因数分解:

$3^2\times {\mathrm{1831}}^1\times {\mathrm{52501}}^1$

素因数の和:54338

約数の個数: 12

約数和(自身を含む): 1250387632

約数和(自身を除く): 385223653

約数列:

[1, 3, 9, 1831, 5493, 16479, 52501, 157503, 472509, 96129331, 288387993, 865163979]

約数ペア:

[(1, 865163979), (3, 288387993), (9, 96129331), (1831, 472509), (5493, 157503), (16479, 52501)]