47901489

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:365

約数の個数: 32

約数和(自身を含む): 69888000

約数和(自身を除く): 21986511

約数列:

[1, 3, 19, 41, 57, 103, 123, 199, 309, 597, 779, 1957, 2337, 3781, 4223, 5871, 8159, 11343, 12669, 20497, 24477, 61491, 80237, 155021, 240711, 389443, 465063, 840377, 1168329, 2521131, 15967163, 47901489]

約数ペア:

[(1, 47901489), (3, 15967163), (19, 2521131), (41, 1168329), (57, 840377), (103, 465063), (123, 389443), (199, 240711), (309, 155021), (597, 80237), (779, 61491), (1957, 24477), (2337, 20497), (3781, 12669), (4223, 11343), (5871, 8159)]