974996321

素因数分解:

${\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{547}}^1$

素因数の和:825

約数の個数: 24

約数和(自身を含む): 1083067200

約数和(自身を除く): 108070879

約数列:

[1, 13, 53, 169, 199, 547, 689, 2587, 7111, 8957, 10547, 28991, 33631, 92443, 108853, 137111, 376883, 1415089, 1782443, 4899479, 5769209, 18396157, 74999717, 974996321]

約数ペア:

[(1, 974996321), (13, 74999717), (53, 18396157), (169, 5769209), (199, 4899479), (547, 1782443), (689, 1415089), (2587, 376883), (7111, 137111), (8957, 108853), (10547, 92443), (28991, 33631)]