258389681

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:170

約数の個数: 48

約数和(自身を含む): 325099008

約数和(自身を除く): 66709327

約数列:

[1, 11, 17, 29, 31, 53, 187, 319, 341, 493, 527, 583, 841, 899, 901, 1537, 1643, 5423, 5797, 9251, 9889, 9911, 14297, 15283, 16907, 18073, 26071, 26129, 27931, 44573, 47647, 157267, 168113, 286781, 287419, 307241, 443207, 490303, 524117, 757741, 809999, 1381763, 4875277, 8335151, 8909989, 15199393, 23489971, 258389681]

約数ペア:

[(1, 258389681), (11, 23489971), (17, 15199393), (29, 8909989), (31, 8335151), (53, 4875277), (187, 1381763), (319, 809999), (341, 757741), (493, 524117), (527, 490303), (583, 443207), (841, 307241), (899, 287419), (901, 286781), (1537, 168113), (1643, 157267), (5423, 47647), (5797, 44573), (9251, 27931), (9889, 26129), (9911, 26071), (14297, 18073), (15283, 16907)]