778873173

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3929}}^1$

素因数の和:3998

約数の個数: 48

約数和(自身を含む): 1242760320

約数和(自身を除く): 463887147

約数列:

[1, 3, 13, 17, 23, 39, 51, 69, 169, 221, 299, 391, 507, 663, 897, 1173, 2873, 3887, 3929, 5083, 8619, 11661, 11787, 15249, 51077, 66079, 66793, 90367, 153231, 198237, 200379, 271101, 664001, 868309, 1174771, 1536239, 1992003, 2604927, 3524313, 4608717, 11288017, 15272023, 19971107, 33864051, 45816069, 59913321, 259624391, 778873173]

約数ペア:

[(1, 778873173), (3, 259624391), (13, 59913321), (17, 45816069), (23, 33864051), (39, 19971107), (51, 15272023), (69, 11288017), (169, 4608717), (221, 3524313), (299, 2604927), (391, 1992003), (507, 1536239), (663, 1174771), (897, 868309), (1173, 664001), (2873, 271101), (3887, 200379), (3929, 198237), (5083, 153231), (8619, 90367), (11661, 66793), (11787, 66079), (15249, 51077)]