139419244

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{47681}}^1$

素因数の和:47745

約数の個数: 24

約数和(自身を含む): 264349008

約数和(自身を除く): 124929764

約数列:

[1, 2, 4, 17, 34, 43, 68, 86, 172, 731, 1462, 2924, 47681, 95362, 190724, 810577, 1621154, 2050283, 3242308, 4100566, 8201132, 34854811, 69709622, 139419244]

約数ペア:

[(1, 139419244), (2, 69709622), (4, 34854811), (17, 8201132), (34, 4100566), (43, 3242308), (68, 2050283), (86, 1621154), (172, 810577), (731, 190724), (1462, 95362), (2924, 47681)]