63911988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1997}}^1$

素因数の和:2141

約数の個数: 72

約数和(自身を含む): 186181632

約数和(自身を除く): 122269644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 127, 252, 254, 381, 508, 762, 889, 1143, 1524, 1778, 1997, 2286, 2667, 3556, 3994, 4572, 5334, 5991, 7988, 8001, 10668, 11982, 13979, 16002, 17973, 23964, 27958, 32004, 35946, 41937, 55916, 71892, 83874, 125811, 167748, 251622, 253619, 503244, 507238, 760857, 1014476, 1521714, 1775333, 2282571, 3043428, 3550666, 4565142, 5325999, 7101332, 9130284, 10651998, 15977997, 21303996, 31955994, 63911988]

約数ペア:

[(1, 63911988), (2, 31955994), (3, 21303996), (4, 15977997), (6, 10651998), (7, 9130284), (9, 7101332), (12, 5325999), (14, 4565142), (18, 3550666), (21, 3043428), (28, 2282571), (36, 1775333), (42, 1521714), (63, 1014476), (84, 760857), (126, 507238), (127, 503244), (252, 253619), (254, 251622), (381, 167748), (508, 125811), (762, 83874), (889, 71892), (1143, 55916), (1524, 41937), (1778, 35946), (1997, 32004), (2286, 27958), (2667, 23964), (3556, 17973), (3994, 16002), (4572, 13979), (5334, 11982), (5991, 10668), (7988, 8001)]