85503951

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 143216640

約数和(自身を除く): 57712689

約数列:

[1, 3, 9, 13, 27, 39, 47, 71, 73, 117, 141, 213, 219, 351, 423, 611, 639, 657, 923, 949, 1269, 1833, 1917, 1971, 2769, 2847, 3337, 3431, 5183, 5499, 8307, 8541, 10011, 10293, 15549, 16497, 24921, 25623, 30033, 30879, 43381, 44603, 46647, 67379, 90099, 92637, 130143, 133809, 139941, 202137, 243601, 390429, 401427, 606411, 730803, 1171287, 1204281, 1819233, 2192409, 3166813, 6577227, 9500439, 28501317, 85503951]

約数ペア:

[(1, 85503951), (3, 28501317), (9, 9500439), (13, 6577227), (27, 3166813), (39, 2192409), (47, 1819233), (71, 1204281), (73, 1171287), (117, 730803), (141, 606411), (213, 401427), (219, 390429), (351, 243601), (423, 202137), (611, 139941), (639, 133809), (657, 130143), (923, 92637), (949, 90099), (1269, 67379), (1833, 46647), (1917, 44603), (1971, 43381), (2769, 30879), (2847, 30033), (3337, 25623), (3431, 24921), (5183, 16497), (5499, 15549), (8307, 10293), (8541, 10011)]