55890387

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{23977}}^1$

素因数の和:24027

約数の個数: 24

約数和(自身を含む): 94761056

約数和(自身を除く): 38870669

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 2331, 23977, 71931, 167839, 215793, 503517, 887149, 1510551, 2661447, 6210043, 7984341, 18630129, 55890387]

約数ペア:

[(1, 55890387), (3, 18630129), (7, 7984341), (9, 6210043), (21, 2661447), (37, 1510551), (63, 887149), (111, 503517), (259, 215793), (333, 167839), (777, 71931), (2331, 23977)]