81360314

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{41809}}^1$

素因数の和:41957

約数の個数: 16

約数和(自身を含む): 140481600

約数和(自身を除く): 59121286

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 41809, 83618, 292663, 585326, 5811451, 11622902, 40680157, 81360314]

約数ペア:

[(1, 81360314), (2, 40680157), (7, 11622902), (14, 5811451), (139, 585326), (278, 292663), (973, 83618), (1946, 41809)]