26906978

素因数分解:

$2^1\times 7^3\times {\mathrm{61}}^1\times {\mathrm{643}}^1$

素因数の和:727

約数の個数: 32

約数和(自身を含む): 47913600

約数和(自身を除く): 21006622

約数列:

[1, 2, 7, 14, 49, 61, 98, 122, 343, 427, 643, 686, 854, 1286, 2989, 4501, 5978, 9002, 20923, 31507, 39223, 41846, 63014, 78446, 220549, 274561, 441098, 549122, 1921927, 3843854, 13453489, 26906978]

約数ペア:

[(1, 26906978), (2, 13453489), (7, 3843854), (14, 1921927), (49, 549122), (61, 441098), (98, 274561), (122, 220549), (343, 78446), (427, 63014), (643, 41846), (686, 39223), (854, 31507), (1286, 20923), (2989, 9002), (4501, 5978)]