51429861

素因数分解:

$3^2\times 7^2\times {\mathrm{139}}^1\times {\mathrm{839}}^1$

素因数の和:998

約数の個数: 36

約数和(自身を含む): 87141600

約数和(自身を除く): 35711739

約数列:

[1, 3, 7, 9, 21, 49, 63, 139, 147, 417, 441, 839, 973, 1251, 2517, 2919, 5873, 6811, 7551, 8757, 17619, 20433, 41111, 52857, 61299, 116621, 123333, 349863, 369999, 816347, 1049589, 2449041, 5714429, 7347123, 17143287, 51429861]

約数ペア:

[(1, 51429861), (3, 17143287), (7, 7347123), (9, 5714429), (21, 2449041), (49, 1049589), (63, 816347), (139, 369999), (147, 349863), (417, 123333), (441, 116621), (839, 61299), (973, 52857), (1251, 41111), (2517, 20433), (2919, 17619), (5873, 8757), (6811, 7551)]