28727839

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{503}}^1$

素因数の和:750

約数の個数: 16

約数和(自身を含む): 33868800

約数和(自身を除く): 5140961

約数列:

[1, 7, 41, 199, 287, 503, 1393, 3521, 8159, 20623, 57113, 100097, 144361, 700679, 4103977, 28727839]

約数ペア:

[(1, 28727839), (7, 4103977), (41, 700679), (199, 144361), (287, 100097), (503, 57113), (1393, 20623), (3521, 8159)]