1330581721

素因数分解:

$7^3\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{433}}^1$

素因数の和:519

約数の個数: 48

約数和(自身を含む): 1705446400

約数和(自身を除く): 374864679

約数列:

[1, 7, 17, 31, 49, 119, 217, 289, 343, 433, 527, 833, 1519, 2023, 3031, 3689, 5831, 7361, 8959, 10633, 13423, 14161, 21217, 25823, 51527, 62713, 93961, 99127, 125137, 148519, 180761, 228191, 360689, 438991, 657727, 875959, 1597337, 2524823, 3072937, 3879247, 4604089, 6131713, 11181359, 27154729, 42921991, 78269513, 190083103, 1330581721]

約数ペア:

[(1, 1330581721), (7, 190083103), (17, 78269513), (31, 42921991), (49, 27154729), (119, 11181359), (217, 6131713), (289, 4604089), (343, 3879247), (433, 3072937), (527, 2524823), (833, 1597337), (1519, 875959), (2023, 657727), (3031, 438991), (3689, 360689), (5831, 228191), (7361, 180761), (8959, 148519), (10633, 125137), (13423, 99127), (14161, 93961), (21217, 62713), (25823, 51527)]