128802968

素因数分解:

$2^3\times 7^2\times {\mathrm{328579}}^1$

素因数の和:328599

約数の個数: 24

約数和(自身を含む): 280935900

約数和(自身を除く): 152132932

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 328579, 657158, 1314316, 2300053, 2628632, 4600106, 9200212, 16100371, 18400424, 32200742, 64401484, 128802968]

約数ペア:

[(1, 128802968), (2, 64401484), (4, 32200742), (7, 18400424), (8, 16100371), (14, 9200212), (28, 4600106), (49, 2628632), (56, 2300053), (98, 1314316), (196, 657158), (392, 328579)]