489539674

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{26783}}^1$

素因数の和:26854

約数の個数: 32

約数和(自身を含む): 854945280

約数和(自身を除く): 365405606

約数列:

[1, 2, 13, 19, 26, 37, 38, 74, 247, 481, 494, 703, 962, 1406, 9139, 18278, 26783, 53566, 348179, 508877, 696358, 990971, 1017754, 1981942, 6615401, 12882623, 13230802, 18828449, 25765246, 37656898, 244769837, 489539674]

約数ペア:

[(1, 489539674), (2, 244769837), (13, 37656898), (19, 25765246), (26, 18828449), (37, 13230802), (38, 12882623), (74, 6615401), (247, 1981942), (481, 1017754), (494, 990971), (703, 696358), (962, 508877), (1406, 348179), (9139, 53566), (18278, 26783)]