15691536441

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{319733}}^1$

素因数の和:319806

約数の個数: 48

約数和(自身を含む): 27931962240

約数和(自身を除く): 12240425799

約数列:

[1, 3, 7, 9, 19, 21, 41, 57, 63, 123, 133, 171, 287, 369, 399, 779, 861, 1197, 2337, 2583, 5453, 7011, 16359, 49077, 319733, 959199, 2238131, 2877597, 6074927, 6714393, 13109053, 18224781, 20143179, 39327159, 42524489, 54674343, 91763371, 117981477, 127573467, 249072007, 275290113, 382720401, 747216021, 825870339, 1743504049, 2241648063, 5230512147, 15691536441]

約数ペア:

[(1, 15691536441), (3, 5230512147), (7, 2241648063), (9, 1743504049), (19, 825870339), (21, 747216021), (41, 382720401), (57, 275290113), (63, 249072007), (123, 127573467), (133, 117981477), (171, 91763371), (287, 54674343), (369, 42524489), (399, 39327159), (779, 20143179), (861, 18224781), (1197, 13109053), (2337, 6714393), (2583, 6074927), (5453, 2877597), (7011, 2238131), (16359, 959199), (49077, 319733)]