81219362

素因数分解:

$2^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{11353}}^1$

素因数の和:11442

約数の個数: 24

約数和(自身を含む): 143673516

約数和(自身を除く): 62454154

約数列:

[1, 2, 7, 14, 49, 73, 98, 146, 511, 1022, 3577, 7154, 11353, 22706, 79471, 158942, 556297, 828769, 1112594, 1657538, 5801383, 11602766, 40609681, 81219362]

約数ペア:

[(1, 81219362), (2, 40609681), (7, 11602766), (14, 5801383), (49, 1657538), (73, 1112594), (98, 828769), (146, 556297), (511, 158942), (1022, 79471), (3577, 22706), (7154, 11353)]