51779427

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{18539}}^1$

素因数の和:18575

約数の個数: 24

約数和(自身を含む): 84542400

約数和(自身を除く): 32762973

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 18539, 55617, 129773, 352241, 389319, 908411, 1056723, 2465687, 2725233, 7397061, 17259809, 51779427]

約数ペア:

[(1, 51779427), (3, 17259809), (7, 7397061), (19, 2725233), (21, 2465687), (49, 1056723), (57, 908411), (133, 389319), (147, 352241), (399, 129773), (931, 55617), (2793, 18539)]