28670986

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{1373}}^1$

素因数の和:1625

約数の個数: 16

約数和(自身を含む): 44072424

約数和(自身を除く): 15401438

約数列:

[1, 2, 53, 106, 197, 394, 1373, 2746, 10441, 20882, 72769, 145538, 270481, 540962, 14335493, 28670986]

約数ペア:

[(1, 28670986), (2, 14335493), (53, 540962), (106, 270481), (197, 145538), (394, 72769), (1373, 20882), (2746, 10441)]