70721651

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10093}}^1$

素因数の和:10131

約数の個数: 24

約数和(自身を含む): 96660144

約数和(自身を除く): 25938493

約数列:

[1, 7, 11, 13, 49, 77, 91, 143, 539, 637, 1001, 7007, 10093, 70651, 111023, 131209, 494557, 777161, 918463, 1443299, 5440127, 6429241, 10103093, 70721651]

約数ペア:

[(1, 70721651), (7, 10103093), (11, 6429241), (13, 5440127), (49, 1443299), (77, 918463), (91, 777161), (143, 494557), (539, 131209), (637, 111023), (1001, 70651), (7007, 10093)]