25419093

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{479}}^1$

素因数の和:534

約数の個数: 36

約数和(自身を含む): 41696640

約数和(自身を除く): 16277547

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 361, 399, 479, 931, 1083, 1437, 2527, 2793, 3353, 7581, 9101, 10059, 17689, 23471, 27303, 53067, 63707, 70413, 172919, 191121, 445949, 518757, 1210433, 1337847, 3631299, 8473031, 25419093]

約数ペア:

[(1, 25419093), (3, 8473031), (7, 3631299), (19, 1337847), (21, 1210433), (49, 518757), (57, 445949), (133, 191121), (147, 172919), (361, 70413), (399, 63707), (479, 53067), (931, 27303), (1083, 23471), (1437, 17689), (2527, 10059), (2793, 9101), (3353, 7581)]