2519780133

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1237}}^1\times {\mathrm{2749}}^1$

素因数の和:4021

約数の個数: 32

約数和(自身を含む): 3813040000

約数和(自身を除く): 1293259867

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 1237, 2749, 3711, 8247, 16081, 23503, 35737, 48243, 52231, 70509, 107211, 156693, 305539, 679003, 916617, 2037009, 3400513, 10201539, 44206669, 64609747, 132620007, 193829241, 839926711, 2519780133]

約数ペア:

[(1, 2519780133), (3, 839926711), (13, 193829241), (19, 132620007), (39, 64609747), (57, 44206669), (247, 10201539), (741, 3400513), (1237, 2037009), (2749, 916617), (3711, 679003), (8247, 305539), (16081, 156693), (23503, 107211), (35737, 70509), (48243, 52231)]