56642971

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5531}}^1$

素因数の和:5575

約数の個数: 24

約数和(自身を含む): 75677760

約数和(自身を除く): 19034789

約数列:

[1, 7, 11, 19, 49, 77, 133, 209, 539, 931, 1463, 5531, 10241, 38717, 60841, 105089, 271019, 425887, 735623, 1155979, 2981209, 5149361, 8091853, 56642971]

約数ペア:

[(1, 56642971), (7, 8091853), (11, 5149361), (19, 2981209), (49, 1155979), (77, 735623), (133, 425887), (209, 271019), (539, 105089), (931, 60841), (1463, 38717), (5531, 10241)]