8221479

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:287

約数の個数: 32

約数和(自身を含む): 13185024

約数和(自身を除く): 4963545

約数列:

[1, 3, 7, 21, 31, 73, 93, 173, 217, 219, 511, 519, 651, 1211, 1533, 2263, 3633, 5363, 6789, 12629, 15841, 16089, 37541, 37887, 47523, 88403, 112623, 265209, 391499, 1174497, 2740493, 8221479]

約数ペア:

[(1, 8221479), (3, 2740493), (7, 1174497), (21, 391499), (31, 265209), (73, 112623), (93, 88403), (173, 47523), (217, 37887), (219, 37541), (511, 16089), (519, 15841), (651, 12629), (1211, 6789), (1533, 5363), (2263, 3633)]