15040207

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{3373}}^1$

素因数の和:3407

約数の個数: 16

約数和(自身を含む): 18894400

約数和(自身を除く): 3854193

約数列:

[1, 7, 13, 49, 91, 343, 637, 3373, 4459, 23611, 43849, 165277, 306943, 1156939, 2148601, 15040207]

約数ペア:

[(1, 15040207), (7, 2148601), (13, 1156939), (49, 306943), (91, 165277), (343, 43849), (637, 23611), (3373, 4459)]