199888507

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{7817}}^1$

素因数の和:8118

約数の個数: 16

約数和(自身を含む): 246923712

約数和(自身を除く): 47035205

約数列:

[1, 7, 13, 91, 281, 1967, 3653, 7817, 25571, 54719, 101621, 711347, 2196577, 15376039, 28555501, 199888507]

約数ペア:

[(1, 199888507), (7, 28555501), (13, 15376039), (91, 2196577), (281, 711347), (1967, 101621), (3653, 54719), (7817, 25571)]