66478418

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1$

素因数の和:482

約数の個数: 32

約数和(自身を含む): 108017280

約数和(自身を除く): 41538862

約数列:

[1, 2, 23, 37, 46, 74, 139, 278, 281, 562, 851, 1702, 3197, 5143, 6394, 6463, 10286, 10397, 12926, 20794, 39059, 78118, 118289, 236578, 239131, 478262, 898357, 1445183, 1796714, 2890366, 33239209, 66478418]

約数ペア:

[(1, 66478418), (2, 33239209), (23, 2890366), (37, 1796714), (46, 1445183), (74, 898357), (139, 478262), (278, 239131), (281, 236578), (562, 118289), (851, 78118), (1702, 39059), (3197, 20794), (5143, 12926), (6394, 10397), (6463, 10286)]