64716003

素因数分解:

$3^5\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:139

約数の個数: 72

約数和(自身を含む): 111541248

約数和(自身を除く): 46825245

約数列:

[1, 3, 9, 11, 27, 31, 33, 71, 81, 93, 99, 121, 213, 243, 279, 297, 341, 363, 639, 781, 837, 891, 1023, 1089, 1917, 2201, 2343, 2511, 2673, 3069, 3267, 3751, 5751, 6603, 7029, 7533, 8591, 9207, 9801, 11253, 17253, 19809, 21087, 24211, 25773, 27621, 29403, 33759, 59427, 63261, 72633, 77319, 82863, 101277, 178281, 189783, 217899, 231957, 266321, 303831, 534843, 653697, 695871, 798963, 911493, 1961091, 2087613, 2396889, 5883273, 7190667, 21572001, 64716003]

約数ペア:

[(1, 64716003), (3, 21572001), (9, 7190667), (11, 5883273), (27, 2396889), (31, 2087613), (33, 1961091), (71, 911493), (81, 798963), (93, 695871), (99, 653697), (121, 534843), (213, 303831), (243, 266321), (279, 231957), (297, 217899), (341, 189783), (363, 178281), (639, 101277), (781, 82863), (837, 77319), (891, 72633), (1023, 63261), (1089, 59427), (1917, 33759), (2201, 29403), (2343, 27621), (2511, 25773), (2673, 24211), (3069, 21087), (3267, 19809), (3751, 17253), (5751, 11253), (6603, 9801), (7029, 9207), (7533, 8591)]