156856742

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1381}}^1$

素因数の和:1477

約数の個数: 48

約数和(自身を含む): 293039280

約数和(自身を除く): 136182538

約数列:

[1, 2, 7, 14, 19, 38, 49, 61, 98, 122, 133, 266, 427, 854, 931, 1159, 1381, 1862, 2318, 2762, 2989, 5978, 8113, 9667, 16226, 19334, 26239, 52478, 56791, 67669, 84241, 113582, 135338, 168482, 183673, 367346, 589687, 1179374, 1285711, 1600579, 2571422, 3201158, 4127809, 8255618, 11204053, 22408106, 78428371, 156856742]

約数ペア:

[(1, 156856742), (2, 78428371), (7, 22408106), (14, 11204053), (19, 8255618), (38, 4127809), (49, 3201158), (61, 2571422), (98, 1600579), (122, 1285711), (133, 1179374), (266, 589687), (427, 367346), (854, 183673), (931, 168482), (1159, 135338), (1381, 113582), (1862, 84241), (2318, 67669), (2762, 56791), (2989, 52478), (5978, 26239), (8113, 19334), (9667, 16226)]