2988891724

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{55109}}^1$

素因数の和:55282

約数の個数: 48

約数和(自身を含む): 6480936000

約数和(自身を除く): 3492044276

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 149, 182, 298, 364, 596, 1043, 1937, 2086, 3874, 4172, 7748, 13559, 27118, 54236, 55109, 110218, 220436, 385763, 716417, 771526, 1432834, 1543052, 2865668, 5014919, 8211241, 10029838, 16422482, 20059676, 32844964, 57478687, 106746133, 114957374, 213492266, 229914748, 426984532, 747222931, 1494445862, 2988891724]

約数ペア:

[(1, 2988891724), (2, 1494445862), (4, 747222931), (7, 426984532), (13, 229914748), (14, 213492266), (26, 114957374), (28, 106746133), (52, 57478687), (91, 32844964), (149, 20059676), (182, 16422482), (298, 10029838), (364, 8211241), (596, 5014919), (1043, 2865668), (1937, 1543052), (2086, 1432834), (3874, 771526), (4172, 716417), (7748, 385763), (13559, 220436), (27118, 110218), (54236, 55109)]