8637993

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 15724800

約数和(自身を除く): 7086807

約数列:

[1, 3, 7, 9, 13, 21, 39, 53, 63, 91, 117, 159, 199, 273, 371, 477, 597, 689, 819, 1113, 1393, 1791, 2067, 2587, 3339, 4179, 4823, 6201, 7761, 10547, 12537, 14469, 18109, 23283, 31641, 43407, 54327, 73829, 94923, 137111, 162981, 221487, 411333, 664461, 959777, 1233999, 2879331, 8637993]

約数ペア:

[(1, 8637993), (3, 2879331), (7, 1233999), (9, 959777), (13, 664461), (21, 411333), (39, 221487), (53, 162981), (63, 137111), (91, 94923), (117, 73829), (159, 54327), (199, 43407), (273, 31641), (371, 23283), (477, 18109), (597, 14469), (689, 12537), (819, 10547), (1113, 7761), (1393, 6201), (1791, 4823), (2067, 4179), (2587, 3339)]