61271216

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{89057}}^1$

素因数の和:89108

約数の個数: 20

約数和(自身を含む): 121475112

約数和(自身を除く): 60203896

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 89057, 178114, 356228, 712456, 1424912, 3829451, 7658902, 15317804, 30635608, 61271216]

約数ペア:

[(1, 61271216), (2, 30635608), (4, 15317804), (8, 7658902), (16, 3829451), (43, 1424912), (86, 712456), (172, 356228), (344, 178114), (688, 89057)]