128879422

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{317437}}^1$

素因数の和:317475

約数の個数: 16

約数和(自身を含む): 228555360

約数和(自身を除く): 99675938

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 317437, 634874, 2222059, 4444118, 9205673, 18411346, 64439711, 128879422]

約数ペア:

[(1, 128879422), (2, 64439711), (7, 18411346), (14, 9205673), (29, 4444118), (58, 2222059), (203, 634874), (406, 317437)]