217505092

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{2957}}^1$

素因数の和:3076

約数の個数: 48

約数和(自身を含む): 453212928

約数和(自身を除く): 235707836

約数列:

[1, 2, 4, 7, 14, 28, 37, 71, 74, 142, 148, 259, 284, 497, 518, 994, 1036, 1988, 2627, 2957, 5254, 5914, 10508, 11828, 18389, 20699, 36778, 41398, 73556, 82796, 109409, 209947, 218818, 419894, 437636, 765863, 839788, 1469629, 1531726, 2939258, 3063452, 5878516, 7768039, 15536078, 31072156, 54376273, 108752546, 217505092]

約数ペア:

[(1, 217505092), (2, 108752546), (4, 54376273), (7, 31072156), (14, 15536078), (28, 7768039), (37, 5878516), (71, 3063452), (74, 2939258), (142, 1531726), (148, 1469629), (259, 839788), (284, 765863), (497, 437636), (518, 419894), (994, 218818), (1036, 209947), (1988, 109409), (2627, 82796), (2957, 73556), (5254, 41398), (5914, 36778), (10508, 20699), (11828, 18389)]