78720238

素因数分解:

$2^1\times {\mathrm{37}}^2\times {\mathrm{28751}}^1$

素因数の和:28827

約数の個数: 12

約数和(自身を含む): 121362192

約数和(自身を除く): 42641954

約数列:

[1, 2, 37, 74, 1369, 2738, 28751, 57502, 1063787, 2127574, 39360119, 78720238]

約数ペア:

[(1, 78720238), (2, 39360119), (37, 2127574), (74, 1063787), (1369, 57502), (2738, 28751)]