25868178

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:372

約数の個数: 72

約数和(自身を含む): 65978640

約数和(自身を除く): 40110462

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 139, 147, 211, 278, 294, 417, 422, 441, 633, 834, 882, 973, 1251, 1266, 1477, 1899, 1946, 2502, 2919, 2954, 3798, 4431, 5838, 6811, 8757, 8862, 10339, 13293, 13622, 17514, 20433, 20678, 26586, 29329, 31017, 40866, 58658, 61299, 62034, 87987, 93051, 122598, 175974, 186102, 205303, 263961, 410606, 527922, 615909, 1231818, 1437121, 1847727, 2874242, 3695454, 4311363, 8622726, 12934089, 25868178]

約数ペア:

[(1, 25868178), (2, 12934089), (3, 8622726), (6, 4311363), (7, 3695454), (9, 2874242), (14, 1847727), (18, 1437121), (21, 1231818), (42, 615909), (49, 527922), (63, 410606), (98, 263961), (126, 205303), (139, 186102), (147, 175974), (211, 122598), (278, 93051), (294, 87987), (417, 62034), (422, 61299), (441, 58658), (633, 40866), (834, 31017), (882, 29329), (973, 26586), (1251, 20678), (1266, 20433), (1477, 17514), (1899, 13622), (1946, 13293), (2502, 10339), (2919, 8862), (2954, 8757), (3798, 6811), (4431, 5838)]