61947290

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{439}}^1$

素因数の和:686

約数の個数: 32

約数和(自身を含む): 113667840

約数和(自身を除く): 51720550

約数列:

[1, 2, 5, 10, 103, 137, 206, 274, 439, 515, 685, 878, 1030, 1370, 2195, 4390, 14111, 28222, 45217, 60143, 70555, 90434, 120286, 141110, 226085, 300715, 452170, 601430, 6194729, 12389458, 30973645, 61947290]

約数ペア:

[(1, 61947290), (2, 30973645), (5, 12389458), (10, 6194729), (103, 601430), (137, 452170), (206, 300715), (274, 226085), (439, 141110), (515, 120286), (685, 90434), (878, 70555), (1030, 60143), (1370, 45217), (2195, 28222), (4390, 14111)]