221567473736

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{905599}}^1$

素因数の和:905886

約数の個数: 64

約数和(自身を含む): 504672768000

約数和(自身を除く): 283105294264

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 257, 476, 514, 952, 1028, 1799, 2056, 3598, 4369, 7196, 8738, 14392, 17476, 30583, 34952, 61166, 122332, 244664, 905599, 1811198, 3622396, 6339193, 7244792, 12678386, 15395183, 25356772, 30790366, 50713544, 61580732, 107766281, 123161464, 215532562, 232738943, 431065124, 465477886, 862130248, 930955772, 1629172601, 1861911544, 3258345202, 3956562031, 6516690404, 7913124062, 13033380808, 15826248124, 27695934217, 31652496248, 55391868434, 110783736868, 221567473736]

約数ペア:

[(1, 221567473736), (2, 110783736868), (4, 55391868434), (7, 31652496248), (8, 27695934217), (14, 15826248124), (17, 13033380808), (28, 7913124062), (34, 6516690404), (56, 3956562031), (68, 3258345202), (119, 1861911544), (136, 1629172601), (238, 930955772), (257, 862130248), (476, 465477886), (514, 431065124), (952, 232738943), (1028, 215532562), (1799, 123161464), (2056, 107766281), (3598, 61580732), (4369, 50713544), (7196, 30790366), (8738, 25356772), (14392, 15395183), (17476, 12678386), (30583, 7244792), (34952, 6339193), (61166, 3622396), (122332, 1811198), (244664, 905599)]