28251208

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1$

素因数の和:517

約数の個数: 32

約数和(自身を含む): 54149760

約数和(自身を除く): 25898552

約数列:

[1, 2, 4, 8, 83, 157, 166, 271, 314, 332, 542, 628, 664, 1084, 1256, 2168, 13031, 22493, 26062, 42547, 44986, 52124, 85094, 89972, 104248, 170188, 179944, 340376, 3531401, 7062802, 14125604, 28251208]

約数ペア:

[(1, 28251208), (2, 14125604), (4, 7062802), (8, 3531401), (83, 340376), (157, 179944), (166, 170188), (271, 104248), (314, 89972), (332, 85094), (542, 52124), (628, 44986), (664, 42547), (1084, 26062), (1256, 22493), (2168, 13031)]