39653019

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 69671680

約数和(自身を除く): 30018661

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 157, 171, 211, 399, 471, 633, 1099, 1197, 1413, 1477, 1899, 2983, 3297, 4009, 4431, 8949, 9891, 12027, 13293, 20881, 26847, 28063, 33127, 36081, 62643, 84189, 99381, 187929, 231889, 252567, 298143, 629413, 695667, 1888239, 2087001, 4405891, 5664717, 13217673, 39653019]

約数ペア:

[(1, 39653019), (3, 13217673), (7, 5664717), (9, 4405891), (19, 2087001), (21, 1888239), (57, 695667), (63, 629413), (133, 298143), (157, 252567), (171, 231889), (211, 187929), (399, 99381), (471, 84189), (633, 62643), (1099, 36081), (1197, 33127), (1413, 28063), (1477, 26847), (1899, 20881), (2983, 13293), (3297, 12027), (4009, 9891), (4431, 8949)]