156720562407

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{6689741}}^1$

素因数の和:6689903

約数の個数: 24

約数和(自身を含む): 240027942960

約数和(自身を除く): 83307380553

約数列:

[1, 3, 9, 19, 57, 137, 171, 411, 1233, 2603, 7809, 23427, 6689741, 20069223, 60207669, 127105079, 381315237, 916494517, 1143945711, 2749483551, 8248450653, 17413395823, 52240187469, 156720562407]

約数ペア:

[(1, 156720562407), (3, 52240187469), (9, 17413395823), (19, 8248450653), (57, 2749483551), (137, 1143945711), (171, 916494517), (411, 381315237), (1233, 127105079), (2603, 60207669), (7809, 20069223), (23427, 6689741)]