28078635

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{463}}^1$

素因数の和:795

約数の個数: 32

約数和(自身を含む): 48642048

約数和(自身を除く): 20563413

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 311, 463, 933, 1389, 1555, 2315, 4043, 4665, 6019, 6945, 12129, 18057, 20215, 30095, 60645, 90285, 143993, 431979, 719965, 1871909, 2159895, 5615727, 9359545, 28078635]

約数ペア:

[(1, 28078635), (3, 9359545), (5, 5615727), (13, 2159895), (15, 1871909), (39, 719965), (65, 431979), (195, 143993), (311, 90285), (463, 60645), (933, 30095), (1389, 20215), (1555, 18057), (2315, 12129), (4043, 6945), (4665, 6019)]