81921538

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{104759}}^1$

素因数の和:104801

約数の個数: 16

約数和(自身を含む): 135768960

約数和(自身を除く): 53847422

約数列:

[1, 2, 17, 23, 34, 46, 391, 782, 104759, 209518, 1780903, 2409457, 3561806, 4818914, 40960769, 81921538]

約数ペア:

[(1, 81921538), (2, 40960769), (17, 4818914), (23, 3561806), (34, 2409457), (46, 1780903), (391, 209518), (782, 104759)]