81329505

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{115361}}^1$

素因数の和:115416

約数の個数: 16

約数和(自身を含む): 132897024

約数和(自身を除く): 51567519

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 115361, 346083, 576805, 1730415, 5421967, 16265901, 27109835, 81329505]

約数ペア:

[(1, 81329505), (3, 27109835), (5, 16265901), (15, 5421967), (47, 1730415), (141, 576805), (235, 346083), (705, 115361)]