318490407

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{26993}}^1$

素因数の和:27044

約数の個数: 32

約数和(自身を含む): 518284800

約数和(自身を除く): 199794393

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 171, 207, 437, 513, 621, 1311, 3933, 11799, 26993, 80979, 242937, 512867, 620839, 728811, 1538601, 1862517, 4615803, 5587551, 11795941, 13847409, 16762653, 35387823, 106163469, 318490407]

約数ペア:

[(1, 318490407), (3, 106163469), (9, 35387823), (19, 16762653), (23, 13847409), (27, 11795941), (57, 5587551), (69, 4615803), (171, 1862517), (207, 1538601), (437, 728811), (513, 620839), (621, 512867), (1311, 242937), (3933, 80979), (11799, 26993)]