978791852

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{42937}}^1$

素因数の和:43121

約数の個数: 24

約数和(自身を含む): 1767328080

約数和(自身を除く): 788536228

約数列:

[1, 2, 4, 41, 82, 139, 164, 278, 556, 5699, 11398, 22796, 42937, 85874, 171748, 1760417, 3520834, 5968243, 7041668, 11936486, 23872972, 244697963, 489395926, 978791852]

約数ペア:

[(1, 978791852), (2, 489395926), (4, 244697963), (41, 23872972), (82, 11936486), (139, 7041668), (164, 5968243), (278, 3520834), (556, 1760417), (5699, 171748), (11398, 85874), (22796, 42937)]