149774913

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{108769}}^1$

素因数の和:108798

約数の個数: 20

約数和(自身を含む): 236901060

約数和(自身を除く): 87126147

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 108769, 326307, 978921, 1849073, 2936763, 5547219, 8810289, 16641657, 49924971, 149774913]

約数ペア:

[(1, 149774913), (3, 49924971), (9, 16641657), (17, 8810289), (27, 5547219), (51, 2936763), (81, 1849073), (153, 978921), (459, 326307), (1377, 108769)]