531736989

素因数分解:

$3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{233}}^1\times {\mathrm{997}}^1$

素因数の和:1349

約数の個数: 32

約数和(自身を含む): 822032640

約数和(自身を除く): 290295651

約数列:

[1, 3, 7, 21, 109, 233, 327, 699, 763, 997, 1631, 2289, 2991, 4893, 6979, 20937, 25397, 76191, 108673, 177779, 232301, 326019, 533337, 696903, 760711, 1626107, 2282133, 4878321, 25320809, 75962427, 177245663, 531736989]

約数ペア:

[(1, 531736989), (3, 177245663), (7, 75962427), (21, 25320809), (109, 4878321), (233, 2282133), (327, 1626107), (699, 760711), (763, 696903), (997, 533337), (1631, 326019), (2289, 232301), (2991, 177779), (4893, 108673), (6979, 76191), (20937, 25397)]