81584062

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{306707}}^1$

素因数の和:306735

約数の個数: 16

約数和(自身を含む): 147219840

約数和(自身を除く): 65635778

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 306707, 613414, 2146949, 4293898, 5827433, 11654866, 40792031, 81584062]

約数ペア:

[(1, 81584062), (2, 40792031), (7, 11654866), (14, 5827433), (19, 4293898), (38, 2146949), (133, 613414), (266, 306707)]