28400026

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1\times {\mathrm{1039}}^1$

素因数の和:1293

約数の個数: 16

約数和(自身を含む): 43430400

約数和(自身を除く): 15030374

約数列:

[1, 2, 79, 158, 173, 346, 1039, 2078, 13667, 27334, 82081, 164162, 179747, 359494, 14200013, 28400026]

約数ペア:

[(1, 28400026), (2, 14200013), (79, 359494), (158, 179747), (173, 164162), (346, 82081), (1039, 27334), (2078, 13667)]