199584889

素因数分解:

$7^2\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{1097}}^1$

素因数の和:1237

約数の個数: 24

約数和(自身を含む): 240330240

約数和(自身を除く): 40745351

約数列:

[1, 7, 47, 49, 79, 329, 553, 1097, 2303, 3713, 3871, 7679, 25991, 51559, 53753, 86663, 181937, 360913, 606641, 2526391, 4073161, 4246487, 28512127, 199584889]

約数ペア:

[(1, 199584889), (7, 28512127), (47, 4246487), (49, 4073161), (79, 2526391), (329, 606641), (553, 360913), (1097, 181937), (2303, 86663), (3713, 53753), (3871, 51559), (7679, 25991)]