978996898

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{664177}}^1$

素因数の和:664257

約数の個数: 16

約数和(自身を含む): 1625907744

約数和(自身を除く): 646910846

約数列:

[1, 2, 11, 22, 67, 134, 737, 1474, 664177, 1328354, 7305947, 14611894, 44499859, 88999718, 489498449, 978996898]

約数ペア:

[(1, 978996898), (2, 489498449), (11, 88999718), (22, 44499859), (67, 14611894), (134, 7305947), (737, 1328354), (1474, 664177)]