81793233

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{53147}}^1$

素因数の和:53178

約数の個数: 20

約数和(自身を含む): 128618160

約数和(自身を除く): 46824927

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 53147, 159441, 478323, 1009793, 1434969, 3029379, 4304907, 9088137, 27264411, 81793233]

約数ペア:

[(1, 81793233), (3, 27264411), (9, 9088137), (19, 4304907), (27, 3029379), (57, 1434969), (81, 1009793), (171, 478323), (513, 159441), (1539, 53147)]