25140357

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 42247296

約数和(自身を除く): 17106939

約数列:

[1, 3, 9, 11, 23, 33, 61, 69, 99, 181, 183, 207, 253, 543, 549, 671, 759, 1403, 1629, 1991, 2013, 2277, 4163, 4209, 5973, 6039, 11041, 12489, 12627, 15433, 17919, 33123, 37467, 45793, 46299, 99369, 121451, 137379, 138897, 253943, 364353, 412137, 761829, 1093059, 2285487, 2793373, 8380119, 25140357]

約数ペア:

[(1, 25140357), (3, 8380119), (9, 2793373), (11, 2285487), (23, 1093059), (33, 761829), (61, 412137), (69, 364353), (99, 253943), (181, 138897), (183, 137379), (207, 121451), (253, 99369), (543, 46299), (549, 45793), (671, 37467), (759, 33123), (1403, 17919), (1629, 15433), (1991, 12627), (2013, 12489), (2277, 11041), (4163, 6039), (4209, 5973)]