398164053

素因数分解:

$3^1\times 7^2\times {\mathrm{241}}^1\times {\mathrm{11239}}^1$

素因数の和:11497

約数の個数: 24

約数和(自身を含む): 620178240

約数和(自身を除く): 222014187

約数列:

[1, 3, 7, 21, 49, 147, 241, 723, 1687, 5061, 11239, 11809, 33717, 35427, 78673, 236019, 550711, 1652133, 2708599, 8125797, 18960193, 56880579, 132721351, 398164053]

約数ペア:

[(1, 398164053), (3, 132721351), (7, 56880579), (21, 18960193), (49, 8125797), (147, 2708599), (241, 1652133), (723, 550711), (1687, 236019), (5061, 78673), (11239, 35427), (11809, 33717)]