81009453

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{39769}}^1$

素因数の和:39876

約数の個数: 16

約数和(自身を含む): 124718720

約数和(自身を除く): 43709267

約数列:

[1, 3, 7, 21, 97, 291, 679, 2037, 39769, 119307, 278383, 835149, 3857593, 11572779, 27003151, 81009453]

約数ペア:

[(1, 81009453), (3, 27003151), (7, 11572779), (21, 3857593), (97, 835149), (291, 278383), (679, 119307), (2037, 39769)]