25017916

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1889}}^1$

素因数の和:1954

約数の個数: 48

約数和(自身を含む): 55883520

約数和(自身を除く): 30865604

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 43, 44, 77, 86, 154, 172, 301, 308, 473, 602, 946, 1204, 1889, 1892, 3311, 3778, 6622, 7556, 13223, 13244, 20779, 26446, 41558, 52892, 81227, 83116, 145453, 162454, 290906, 324908, 568589, 581812, 893497, 1137178, 1786994, 2274356, 3573988, 6254479, 12508958, 25017916]

約数ペア:

[(1, 25017916), (2, 12508958), (4, 6254479), (7, 3573988), (11, 2274356), (14, 1786994), (22, 1137178), (28, 893497), (43, 581812), (44, 568589), (77, 324908), (86, 290906), (154, 162454), (172, 145453), (301, 83116), (308, 81227), (473, 52892), (602, 41558), (946, 26446), (1204, 20779), (1889, 13244), (1892, 13223), (3311, 7556), (3778, 6622)]