28538565

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{673}}^1$

素因数の和:949

約数の個数: 32

約数和(自身を含む): 50080896

約数和(自身を除く): 21542331

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 257, 673, 771, 1285, 2019, 2827, 3365, 3855, 7403, 8481, 10095, 14135, 22209, 37015, 42405, 111045, 172961, 518883, 864805, 1902571, 2594415, 5707713, 9512855, 28538565]

約数ペア:

[(1, 28538565), (3, 9512855), (5, 5707713), (11, 2594415), (15, 1902571), (33, 864805), (55, 518883), (165, 172961), (257, 111045), (673, 42405), (771, 37015), (1285, 22209), (2019, 14135), (2827, 10095), (3365, 8481), (3855, 7403)]