1663980309

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1\times {\mathrm{467}}^1$

素因数の和:870

約数の個数: 48

約数和(自身を含む): 2581562880

約数和(自身を除く): 917582571

約数列:

[1, 3, 9, 19, 57, 67, 171, 201, 311, 467, 603, 933, 1273, 1401, 2799, 3819, 4203, 5909, 8873, 11457, 17727, 20837, 26619, 31289, 53181, 62511, 79857, 93867, 145237, 187533, 281601, 395903, 435711, 594491, 1187709, 1307133, 1783473, 2759503, 3563127, 5350419, 8278509, 9730879, 24835527, 29192637, 87577911, 184886701, 554660103, 1663980309]

約数ペア:

[(1, 1663980309), (3, 554660103), (9, 184886701), (19, 87577911), (57, 29192637), (67, 24835527), (171, 9730879), (201, 8278509), (311, 5350419), (467, 3563127), (603, 2759503), (933, 1783473), (1273, 1307133), (1401, 1187709), (2799, 594491), (3819, 435711), (4203, 395903), (5909, 281601), (8873, 187533), (11457, 145237), (17727, 93867), (20837, 79857), (26619, 62511), (31289, 53181)]