81485348

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{26699}}^1$

素因数の和:26819

約数の個数: 24

約数和(自身を含む): 164472000

約数和(自身を除く): 82986652

約数列:

[1, 2, 4, 7, 14, 28, 109, 218, 436, 763, 1526, 3052, 26699, 53398, 106796, 186893, 373786, 747572, 2910191, 5820382, 11640764, 20371337, 40742674, 81485348]

約数ペア:

[(1, 81485348), (2, 40742674), (4, 20371337), (7, 11640764), (14, 5820382), (28, 2910191), (109, 747572), (218, 373786), (436, 186893), (763, 106796), (1526, 53398), (3052, 26699)]