289873437

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1\times {\mathrm{1093}}^1$

素因数の和:1349

約数の個数: 32

約数和(自身を含む): 450763008

約数和(自身を除く): 160889571

約数列:

[1, 3, 7, 21, 73, 173, 219, 511, 519, 1093, 1211, 1533, 3279, 3633, 7651, 12629, 22953, 37887, 79789, 88403, 189089, 239367, 265209, 558523, 567267, 1323623, 1675569, 3970869, 13803497, 41410491, 96624479, 289873437]

約数ペア:

[(1, 289873437), (3, 96624479), (7, 41410491), (21, 13803497), (73, 3970869), (173, 1675569), (219, 1323623), (511, 567267), (519, 558523), (1093, 265209), (1211, 239367), (1533, 189089), (3279, 88403), (3633, 79789), (7651, 37887), (12629, 22953)]