251567641

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{2069}}^1$

素因数の和:2328

約数の個数: 16

約数和(自身を含む): 278208000

約数和(自身を除く): 26640359

約数列:

[1, 13, 47, 199, 611, 2069, 2587, 9353, 26897, 97243, 121589, 411731, 1264159, 5352503, 19351357, 251567641]

約数ペア:

[(1, 251567641), (13, 19351357), (47, 5352503), (199, 1264159), (611, 411731), (2069, 121589), (2587, 97243), (9353, 26897)]