3347721

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:134

約数の個数: 36

約数和(自身を含む): 5481216

約数和(自身を除く): 2133495

約数列:

[1, 3, 9, 13, 31, 39, 71, 93, 117, 169, 213, 279, 403, 507, 639, 923, 1209, 1521, 2201, 2769, 3627, 5239, 6603, 8307, 11999, 15717, 19809, 28613, 35997, 47151, 85839, 107991, 257517, 371969, 1115907, 3347721]

約数ペア:

[(1, 3347721), (3, 1115907), (9, 371969), (13, 257517), (31, 107991), (39, 85839), (71, 47151), (93, 35997), (117, 28613), (169, 19809), (213, 15717), (279, 11999), (403, 8307), (507, 6603), (639, 5239), (923, 3627), (1209, 2769), (1521, 2201)]