26978555

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{2777}}^1$

素因数の和:2878

約数の個数: 16

約数和(自身を含む): 34002720

約数和(自身を除く): 7024165

約数列:

[1, 5, 29, 67, 145, 335, 1943, 2777, 9715, 13885, 80533, 186059, 402665, 930295, 5395711, 26978555]

約数ペア:

[(1, 26978555), (5, 5395711), (29, 930295), (67, 402665), (145, 186059), (335, 80533), (1943, 13885), (2777, 9715)]