640338.00000000

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{389}}^1$

素因数の和:547

約数の個数: 32

約数和(自身を含む): 88058880

約数和(自身を除く): 29534997

約数列:

[1, 3, 11, 33, 47, 97, 141, 291, 389, 517, 1067, 1167, 1551, 3201, 4279, 4559, 12837, 13677, 18283, 37733, 50149, 54849, 113199, 150447, 201113, 415063, 603339, 1245189, 1773451, 5320353, 19507961, 58523883]

約数ペア:

[(1, 58523883), (3, 19507961), (11, 5320353), (33, 1773451), (47, 1245189), (97, 603339), (141, 415063), (291, 201113), (389, 150447), (517, 113199), (1067, 54849), (1167, 50149), (1551, 37733), (3201, 18283), (4279, 13677), (4559, 12837)]