254156

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{313}}^1$

素因数の和:353

約数の個数: 24

約数和(自身を含む): 527520

約数和(自身を除く): 273364

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 313, 406, 626, 812, 1252, 2191, 4382, 8764, 9077, 18154, 36308, 63539, 127078, 254156]

約数ペア:

[(1, 254156), (2, 127078), (4, 63539), (7, 36308), (14, 18154), (28, 9077), (29, 8764), (58, 4382), (116, 2191), (203, 1252), (313, 812), (406, 626)]