557284

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1531}}^1$

素因数の和:1555

約数の個数: 24

約数和(自身を含む): 1201088

約数和(自身を除く): 643804

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 1531, 3062, 6124, 10717, 19903, 21434, 39806, 42868, 79612, 139321, 278642, 557284]

約数ペア:

[(1, 557284), (2, 278642), (4, 139321), (7, 79612), (13, 42868), (14, 39806), (26, 21434), (28, 19903), (52, 10717), (91, 6124), (182, 3062), (364, 1531)]