71389142

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{18757}}^1$

素因数の和:18943

約数の個数: 16

約数和(自身を含む): 117500112

約数和(自身を除く): 46110970

約数列:

[1, 2, 11, 22, 173, 346, 1903, 3806, 18757, 37514, 206327, 412654, 3244961, 6489922, 35694571, 71389142]

約数ペア:

[(1, 71389142), (2, 35694571), (11, 6489922), (22, 3244961), (173, 412654), (346, 206327), (1903, 37514), (3806, 18757)]