208988724

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{2557}}^1$

素因数の和:2717

約数の個数: 72

約数和(自身を含む): 571559520

約数和(自身を除く): 362570796

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 139, 147, 196, 278, 294, 417, 556, 588, 834, 973, 1668, 1946, 2557, 2919, 3892, 5114, 5838, 6811, 7671, 10228, 11676, 13622, 15342, 17899, 20433, 27244, 30684, 35798, 40866, 53697, 71596, 81732, 107394, 125293, 214788, 250586, 355423, 375879, 501172, 710846, 751758, 1066269, 1421692, 1503516, 2132538, 2487961, 4265076, 4975922, 7463883, 9951844, 14927766, 17415727, 29855532, 34831454, 52247181, 69662908, 104494362, 208988724]

約数ペア:

[(1, 208988724), (2, 104494362), (3, 69662908), (4, 52247181), (6, 34831454), (7, 29855532), (12, 17415727), (14, 14927766), (21, 9951844), (28, 7463883), (42, 4975922), (49, 4265076), (84, 2487961), (98, 2132538), (139, 1503516), (147, 1421692), (196, 1066269), (278, 751758), (294, 710846), (417, 501172), (556, 375879), (588, 355423), (834, 250586), (973, 214788), (1668, 125293), (1946, 107394), (2557, 81732), (2919, 71596), (3892, 53697), (5114, 40866), (5838, 35798), (6811, 30684), (7671, 27244), (10228, 20433), (11676, 17899), (13622, 15342)]