2021719305

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{1621}}^1$

素因数の和:1786

約数の個数: 64

約数和(自身を含む): 3525942528

約数和(自身を除く): 1504223223

約数列:

[1, 3, 5, 15, 17, 51, 67, 73, 85, 201, 219, 255, 335, 365, 1005, 1095, 1139, 1241, 1621, 3417, 3723, 4863, 4891, 5695, 6205, 8105, 14673, 17085, 18615, 24315, 24455, 27557, 73365, 82671, 83147, 108607, 118333, 137785, 249441, 325821, 354999, 413355, 415735, 543035, 591665, 1247205, 1629105, 1774995, 1846319, 2011661, 5538957, 6034983, 7928311, 9231595, 10058305, 23784933, 27694785, 30174915, 39641555, 118924665, 134781287, 404343861, 673906435, 2021719305]

約数ペア:

[(1, 2021719305), (3, 673906435), (5, 404343861), (15, 134781287), (17, 118924665), (51, 39641555), (67, 30174915), (73, 27694785), (85, 23784933), (201, 10058305), (219, 9231595), (255, 7928311), (335, 6034983), (365, 5538957), (1005, 2011661), (1095, 1846319), (1139, 1774995), (1241, 1629105), (1621, 1247205), (3417, 591665), (3723, 543035), (4863, 415735), (4891, 413355), (5695, 354999), (6205, 325821), (8105, 249441), (14673, 137785), (17085, 118333), (18615, 108607), (24315, 83147), (24455, 82671), (27557, 73365)]