208718159

素因数分解:

${\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1\times {\mathrm{829}}^1$

素因数の和:1130

約数の個数: 16

約数和(自身を含む): 228402720

約数和(自身を除く): 19684561

約数列:

[1, 13, 107, 181, 829, 1391, 2353, 10777, 19367, 88703, 150049, 251771, 1153139, 1950637, 16055243, 208718159]

約数ペア:

[(1, 208718159), (13, 16055243), (107, 1950637), (181, 1153139), (829, 251771), (1391, 150049), (2353, 88703), (10777, 19367)]