1398417517

素因数分解:

$7^3\times {\mathrm{1019}}^1\times {\mathrm{4001}}^1$

素因数の和:5041

約数の個数: 16

約数和(自身を含む): 1632816000

約数和(自身を除く): 234398483

約数列:

[1, 7, 49, 343, 1019, 4001, 7133, 28007, 49931, 196049, 349517, 1372343, 4077019, 28539133, 199773931, 1398417517]

約数ペア:

[(1, 1398417517), (7, 199773931), (49, 28539133), (343, 4077019), (1019, 1372343), (4001, 349517), (7133, 196049), (28007, 49931)]