39172553

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{461}}^1$

素因数の和:728

約数の個数: 16

約数和(自身を含む): 45830400

約数和(自身を除く): 6657847

約数列:

[1, 7, 61, 199, 427, 461, 1393, 3227, 12139, 28121, 84973, 91739, 196847, 642173, 5596079, 39172553]

約数ペア:

[(1, 39172553), (7, 5596079), (61, 642173), (199, 196847), (427, 91739), (461, 84973), (1393, 28121), (3227, 12139)]