16860961

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:193

約数の個数: 24

約数和(自身を含む): 19764000

約数和(自身を除く): 2903039

約数列:

[1, 13, 19, 59, 89, 169, 247, 767, 1121, 1157, 1691, 3211, 5251, 9971, 14573, 15041, 21983, 68263, 99769, 189449, 285779, 887419, 1296997, 16860961]

約数ペア:

[(1, 16860961), (13, 1296997), (19, 887419), (59, 285779), (89, 189449), (169, 99769), (247, 68263), (767, 21983), (1121, 15041), (1157, 14573), (1691, 9971), (3211, 5251)]