217409836

素因数分解:

$2^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{34819}}^1$

素因数の和:35053

約数の個数: 24

約数和(自身を含む): 436782080

約数和(自身を除く): 219372244

約数列:

[1, 2, 4, 7, 14, 28, 223, 446, 892, 1561, 3122, 6244, 34819, 69638, 139276, 243733, 487466, 974932, 7764637, 15529274, 31058548, 54352459, 108704918, 217409836]

約数ペア:

[(1, 217409836), (2, 108704918), (4, 54352459), (7, 31058548), (14, 15529274), (28, 7764637), (223, 974932), (446, 487466), (892, 243733), (1561, 139276), (3122, 69638), (6244, 34819)]