218551788

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{66713}}^1$

素因数の和:66743

約数の個数: 72

約数和(自身を含む): 679949088

約数和(自身を除く): 461397300

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 66713, 133426, 200139, 266852, 400278, 466991, 600417, 800556, 867269, 933982, 1200834, 1400973, 1734538, 1867964, 2401668, 2601807, 2801946, 3469076, 4202919, 5203614, 5603892, 6070883, 7805421, 8405838, 10407228, 12141766, 15610842, 16811676, 18212649, 24283532, 31221684, 36425298, 54637947, 72850596, 109275894, 218551788]

約数ペア:

[(1, 218551788), (2, 109275894), (3, 72850596), (4, 54637947), (6, 36425298), (7, 31221684), (9, 24283532), (12, 18212649), (13, 16811676), (14, 15610842), (18, 12141766), (21, 10407228), (26, 8405838), (28, 7805421), (36, 6070883), (39, 5603892), (42, 5203614), (52, 4202919), (63, 3469076), (78, 2801946), (84, 2601807), (91, 2401668), (117, 1867964), (126, 1734538), (156, 1400973), (182, 1200834), (234, 933982), (252, 867269), (273, 800556), (364, 600417), (468, 466991), (546, 400278), (819, 266852), (1092, 200139), (1638, 133426), (3276, 66713)]