28285411

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 37324800

約数和(自身を除く): 9039389

約数列:

[1, 7, 11, 29, 53, 77, 203, 239, 319, 371, 583, 1537, 1673, 2233, 2629, 4081, 6931, 10759, 12667, 16907, 18403, 48517, 76241, 88669, 118349, 139337, 367343, 533687, 975359, 2571401, 4040773, 28285411]

約数ペア:

[(1, 28285411), (7, 4040773), (11, 2571401), (29, 975359), (53, 533687), (77, 367343), (203, 139337), (239, 118349), (319, 88669), (371, 76241), (583, 48517), (1537, 18403), (1673, 16907), (2233, 12667), (2629, 10759), (4081, 6931)]