28531678

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{119881}}^1$

素因数の和:119907

約数の個数: 16

約数和(自身を含む): 51789024

約数和(自身を除く): 23257346

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 119881, 239762, 839167, 1678334, 2037977, 4075954, 14265839, 28531678]

約数ペア:

[(1, 28531678), (2, 14265839), (7, 4075954), (14, 2037977), (17, 1678334), (34, 839167), (119, 239762), (238, 119881)]