331497404

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{223381}}^1$

素因数の和:223445

約数の個数: 24

約数和(自身を含む): 675507168

約数和(自身を除く): 344009764

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 223381, 446762, 893524, 1563667, 3127334, 6254668, 11839193, 23678386, 47356772, 82874351, 165748702, 331497404]

約数ペア:

[(1, 331497404), (2, 165748702), (4, 82874351), (7, 47356772), (14, 23678386), (28, 11839193), (53, 6254668), (106, 3127334), (212, 1563667), (371, 893524), (742, 446762), (1484, 223381)]