71335990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{648509}}^1$

素因数の和:648527

約数の個数: 16

約数和(自身を含む): 140078160

約数和(自身を除く): 68742170

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 648509, 1297018, 3242545, 6485090, 7133599, 14267198, 35667995, 71335990]

約数ペア:

[(1, 71335990), (2, 35667995), (5, 14267198), (10, 7133599), (11, 6485090), (22, 3242545), (55, 1297018), (110, 648509)]