81835334

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{254147}}^1$

素因数の和:254179

約数の個数: 16

約数和(自身を含む): 146389248

約数和(自身を除く): 64553914

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 254147, 508294, 1779029, 3558058, 5845381, 11690762, 40917667, 81835334]

約数ペア:

[(1, 81835334), (2, 40917667), (7, 11690762), (14, 5845381), (23, 3558058), (46, 1779029), (161, 508294), (322, 254147)]