2471951965

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{631}}^1$

素因数の和:842

約数の個数: 64

約数和(自身を含む): 3684003840

約数和(自身を除く): 1212051875

約数列:

[1, 5, 7, 19, 35, 43, 95, 133, 137, 215, 301, 631, 665, 685, 817, 959, 1505, 2603, 3155, 4085, 4417, 4795, 5719, 5891, 11989, 13015, 18221, 22085, 27133, 28595, 29455, 41237, 59945, 83923, 86447, 91105, 111929, 135665, 189931, 206185, 419615, 432235, 515527, 559645, 605129, 783503, 949655, 1642493, 2577635, 3025645, 3608689, 3717221, 3917515, 8212465, 11497451, 18043445, 18586105, 26020547, 57487255, 70627199, 130102735, 353135995, 494390393, 2471951965]

約数ペア:

[(1, 2471951965), (5, 494390393), (7, 353135995), (19, 130102735), (35, 70627199), (43, 57487255), (95, 26020547), (133, 18586105), (137, 18043445), (215, 11497451), (301, 8212465), (631, 3917515), (665, 3717221), (685, 3608689), (817, 3025645), (959, 2577635), (1505, 1642493), (2603, 949655), (3155, 783503), (4085, 605129), (4417, 559645), (4795, 515527), (5719, 432235), (5891, 419615), (11989, 206185), (13015, 189931), (18221, 135665), (22085, 111929), (27133, 91105), (28595, 86447), (29455, 83923), (41237, 59945)]