71863568

素因数分解:

$2^4\times 7^1\times {\mathrm{641639}}^1$

素因数の和:641654

約数の個数: 20

約数和(自身を含む): 159126720

約数和(自身を除く): 87263152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 641639, 1283278, 2566556, 4491473, 5133112, 8982946, 10266224, 17965892, 35931784, 71863568]

約数ペア:

[(1, 71863568), (2, 35931784), (4, 17965892), (7, 10266224), (8, 8982946), (14, 5133112), (16, 4491473), (28, 2566556), (56, 1283278), (112, 641639)]