31706397

素因数分解:

$3^6\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:133

約数の個数: 56

約数和(自身を含む): 52044288

約数和(自身を除く): 20337891

約数列:

[1, 3, 9, 23, 27, 31, 61, 69, 81, 93, 183, 207, 243, 279, 549, 621, 713, 729, 837, 1403, 1647, 1863, 1891, 2139, 2511, 4209, 4941, 5589, 5673, 6417, 7533, 12627, 14823, 16767, 17019, 19251, 22599, 37881, 43493, 44469, 51057, 57753, 113643, 130479, 153171, 173259, 340929, 391437, 459513, 519777, 1022787, 1174311, 1378539, 3522933, 10568799, 31706397]

約数ペア:

[(1, 31706397), (3, 10568799), (9, 3522933), (23, 1378539), (27, 1174311), (31, 1022787), (61, 519777), (69, 459513), (81, 391437), (93, 340929), (183, 173259), (207, 153171), (243, 130479), (279, 113643), (549, 57753), (621, 51057), (713, 44469), (729, 43493), (837, 37881), (1403, 22599), (1647, 19251), (1863, 17019), (1891, 16767), (2139, 14823), (2511, 12627), (4209, 7533), (4941, 6417), (5589, 5673)]