978883816

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{1097}}^1\times {\mathrm{1571}}^1$

素因数の和:2745

約数の個数: 32

約数和(自身を含む): 1864140480

約数和(自身を除く): 885256664

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 1097, 1571, 2194, 3142, 4388, 6284, 8776, 12568, 77887, 111541, 155774, 223082, 311548, 446164, 623096, 892328, 1723387, 3446774, 6893548, 13787096, 122360477, 244720954, 489441908, 978883816]

約数ペア:

[(1, 978883816), (2, 489441908), (4, 244720954), (8, 122360477), (71, 13787096), (142, 6893548), (284, 3446774), (568, 1723387), (1097, 892328), (1571, 623096), (2194, 446164), (3142, 311548), (4388, 223082), (6284, 155774), (8776, 111541), (12568, 77887)]