28999565

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{28571}}^1$

素因数の和:28612

約数の個数: 16

約数和(自身を含む): 41143680

約数和(自身を除く): 12144115

約数列:

[1, 5, 7, 29, 35, 145, 203, 1015, 28571, 142855, 199997, 828559, 999985, 4142795, 5799913, 28999565]

約数ペア:

[(1, 28999565), (5, 5799913), (7, 4142795), (29, 999985), (35, 828559), (145, 199997), (203, 142855), (1015, 28571)]