1340243398

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1662833}}^1$

素因数の和:1662879

約数の個数: 16

約数和(自身を含む): 2234848896

約数和(自身を除く): 894605498

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 1662833, 3325666, 21616829, 43233658, 51547823, 103095646, 670121699, 1340243398]

約数ペア:

[(1, 1340243398), (2, 670121699), (13, 103095646), (26, 51547823), (31, 43233658), (62, 21616829), (403, 3325666), (806, 1662833)]