1280147126

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{110989}}^1$

素因数の和:111143

約数の個数: 16

約数和(自身を含む): 1971182400

約数和(自身を除く): 691035274

約数列:

[1, 2, 73, 79, 146, 158, 5767, 11534, 110989, 221978, 8102197, 8768131, 16204394, 17536262, 640073563, 1280147126]

約数ペア:

[(1, 1280147126), (2, 640073563), (73, 17536262), (79, 16204394), (146, 8768131), (158, 8102197), (5767, 221978), (11534, 110989)]