28987385

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{28559}}^1$

素因数の和:28600

約数の個数: 16

約数和(自身を含む): 41126400

約数和(自身を除く): 12139015

約数列:

[1, 5, 7, 29, 35, 145, 203, 1015, 28559, 142795, 199913, 828211, 999565, 4141055, 5797477, 28987385]

約数ペア:

[(1, 28987385), (5, 5797477), (7, 4141055), (29, 999565), (35, 828211), (145, 199913), (203, 142795), (1015, 28559)]