81268588

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{4271}}^1$

素因数の和:4413

約数の個数: 24

約数和(自身を含む): 146409984

約数和(自身を除く): 65141396

約数列:

[1, 2, 4, 67, 71, 134, 142, 268, 284, 4271, 4757, 8542, 9514, 17084, 19028, 286157, 303241, 572314, 606482, 1144628, 1212964, 20317147, 40634294, 81268588]

約数ペア:

[(1, 81268588), (2, 40634294), (4, 20317147), (67, 1212964), (71, 1144628), (134, 606482), (142, 572314), (268, 303241), (284, 286157), (4271, 19028), (4757, 17084), (8542, 9514)]