219635185

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{13267}}^1$

素因数の和:13333

約数の個数: 32

約数和(自身を含む): 336264192

約数和(自身を除く): 116629007

約数列:

[1, 5, 7, 11, 35, 43, 55, 77, 215, 301, 385, 473, 1505, 2365, 3311, 13267, 16555, 66335, 92869, 145937, 464345, 570481, 729685, 1021559, 2852405, 3993367, 5107795, 6275291, 19966835, 31376455, 43927037, 219635185]

約数ペア:

[(1, 219635185), (5, 43927037), (7, 31376455), (11, 19966835), (35, 6275291), (43, 5107795), (55, 3993367), (77, 2852405), (215, 1021559), (301, 729685), (385, 570481), (473, 464345), (1505, 145937), (2365, 92869), (3311, 66335), (13267, 16555)]