222282128

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{1123}}^1$

素因数の和:1359

約数の個数: 40

約数和(自身を含む): 439034400

約数和(自身を除く): 216752272

約数列:

[1, 2, 4, 8, 16, 89, 139, 178, 278, 356, 556, 712, 1112, 1123, 1424, 2224, 2246, 4492, 8984, 12371, 17968, 24742, 49484, 98968, 99947, 156097, 197936, 199894, 312194, 399788, 624388, 799576, 1248776, 1599152, 2497552, 13892633, 27785266, 55570532, 111141064, 222282128]

約数ペア:

[(1, 222282128), (2, 111141064), (4, 55570532), (8, 27785266), (16, 13892633), (89, 2497552), (139, 1599152), (178, 1248776), (278, 799576), (356, 624388), (556, 399788), (712, 312194), (1112, 199894), (1123, 197936), (1424, 156097), (2224, 99947), (2246, 98968), (4492, 49484), (8984, 24742), (12371, 17968)]