261669759

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{26731}}^1$

素因数の和:26998

約数の個数: 16

約数和(自身を含む): 377241984

約数和(自身を除く): 115572225

約数列:

[1, 3, 13, 39, 251, 753, 3263, 9789, 26731, 80193, 347503, 1042509, 6709481, 20128443, 87223253, 261669759]

約数ペア:

[(1, 261669759), (3, 87223253), (13, 20128443), (39, 6709481), (251, 1042509), (753, 347503), (3263, 80193), (9789, 26731)]