31253316

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{457}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 75405120

約数和(自身を除く): 44151804

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 139, 164, 246, 278, 417, 457, 492, 556, 834, 914, 1371, 1668, 1828, 2742, 5484, 5699, 11398, 17097, 18737, 22796, 34194, 37474, 56211, 63523, 68388, 74948, 112422, 127046, 190569, 224844, 254092, 381138, 762276, 2604443, 5208886, 7813329, 10417772, 15626658, 31253316]

約数ペア:

[(1, 31253316), (2, 15626658), (3, 10417772), (4, 7813329), (6, 5208886), (12, 2604443), (41, 762276), (82, 381138), (123, 254092), (139, 224844), (164, 190569), (246, 127046), (278, 112422), (417, 74948), (457, 68388), (492, 63523), (556, 56211), (834, 37474), (914, 34194), (1371, 22796), (1668, 18737), (1828, 17097), (2742, 11398), (5484, 5699)]