971304509

素因数分解:

$7^2\times {\mathrm{127}}^2\times {\mathrm{1229}}^1$

素因数の和:1497

約数の個数: 18

約数和(自身を含む): 1139778270

約数和(自身を除く): 168473761

約数列:

[1, 7, 49, 127, 889, 1229, 6223, 8603, 16129, 60221, 112903, 156083, 790321, 1092581, 7648067, 19822541, 138757787, 971304509]

約数ペア:

[(1, 971304509), (7, 138757787), (49, 19822541), (127, 7648067), (889, 1092581), (1229, 790321), (6223, 156083), (8603, 112903), (16129, 60221)]