261330212

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{456871}}^1$

素因数の和:456899

約数の個数: 24

約数和(自身を含む): 537281472

約数和(自身を除く): 275951260

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 456871, 913742, 1827484, 5025581, 5939323, 10051162, 11878646, 20102324, 23757292, 65332553, 130665106, 261330212]

約数ペア:

[(1, 261330212), (2, 130665106), (4, 65332553), (11, 23757292), (13, 20102324), (22, 11878646), (26, 10051162), (44, 5939323), (52, 5025581), (143, 1827484), (286, 913742), (572, 456871)]