305041737

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{647}}^1$

素因数の和:838

約数の個数: 64

約数和(自身を含む): 550416384

約数和(自身を除く): 245374647

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 143, 157, 231, 273, 429, 471, 647, 1001, 1099, 1727, 1941, 2041, 3003, 3297, 4529, 5181, 6123, 7117, 8411, 12089, 13587, 14287, 21351, 22451, 25233, 36267, 42861, 49819, 58877, 67353, 92521, 101579, 149457, 157157, 176631, 277563, 304737, 471471, 647647, 711053, 1117369, 1320527, 1942941, 2133159, 3352107, 3961581, 7821583, 9243689, 14525797, 23464749, 27731067, 43577391, 101680579, 305041737]

約数ペア:

[(1, 305041737), (3, 101680579), (7, 43577391), (11, 27731067), (13, 23464749), (21, 14525797), (33, 9243689), (39, 7821583), (77, 3961581), (91, 3352107), (143, 2133159), (157, 1942941), (231, 1320527), (273, 1117369), (429, 711053), (471, 647647), (647, 471471), (1001, 304737), (1099, 277563), (1727, 176631), (1941, 157157), (2041, 149457), (3003, 101579), (3297, 92521), (4529, 67353), (5181, 58877), (6123, 49819), (7117, 42861), (8411, 36267), (12089, 25233), (13587, 22451), (14287, 21351)]