2155018817

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{38671}}^1$

素因数の和:39116

約数の個数: 16

約数和(自身を含む): 2598758400

約数和(自身を除く): 443739583

約数列:

[1, 7, 19, 133, 419, 2933, 7961, 38671, 55727, 270697, 734749, 5143243, 16203149, 113422043, 307859831, 2155018817]

約数ペア:

[(1, 2155018817), (7, 307859831), (19, 113422043), (133, 16203149), (419, 5143243), (2933, 734749), (7961, 270697), (38671, 55727)]