28076715

素因数分解:

$3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{2957}}^1$

素因数の和:3179

約数の個数: 24

約数和(自身を含む): 48913488

約数和(自身を除く): 20836773

約数列:

[1, 3, 5, 9, 15, 45, 211, 633, 1055, 1899, 2957, 3165, 8871, 9495, 14785, 26613, 44355, 133065, 623927, 1871781, 3119635, 5615343, 9358905, 28076715]

約数ペア:

[(1, 28076715), (3, 9358905), (5, 5615343), (9, 3119635), (15, 1871781), (45, 623927), (211, 133065), (633, 44355), (1055, 26613), (1899, 14785), (2957, 9495), (3165, 8871)]