201969027

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:229

約数の個数: 72

約数和(自身を含む): 342233424

約数和(自身を除く): 140264397

約数列:

[1, 3, 9, 13, 17, 39, 51, 73, 107, 117, 153, 169, 219, 221, 321, 507, 657, 663, 949, 963, 1241, 1391, 1521, 1819, 1989, 2847, 2873, 3723, 4173, 5457, 7811, 8541, 8619, 11169, 12337, 12519, 16133, 16371, 18083, 23433, 23647, 25857, 37011, 48399, 54249, 70299, 70941, 101543, 111033, 132787, 145197, 162747, 209729, 212823, 304629, 307411, 398361, 629187, 913887, 922233, 1195083, 1320059, 1726231, 1887561, 2766699, 3960177, 5178693, 11880531, 15536079, 22441003, 67323009, 201969027]

約数ペア:

[(1, 201969027), (3, 67323009), (9, 22441003), (13, 15536079), (17, 11880531), (39, 5178693), (51, 3960177), (73, 2766699), (107, 1887561), (117, 1726231), (153, 1320059), (169, 1195083), (219, 922233), (221, 913887), (321, 629187), (507, 398361), (657, 307411), (663, 304629), (949, 212823), (963, 209729), (1241, 162747), (1391, 145197), (1521, 132787), (1819, 111033), (1989, 101543), (2847, 70941), (2873, 70299), (3723, 54249), (4173, 48399), (5457, 37011), (7811, 25857), (8541, 23647), (8619, 23433), (11169, 18083), (12337, 16371), (12519, 16133)]