201993701

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{2339}}^1$

素因数の和:2445

約数の個数: 24

約数和(自身を含む): 253506240

約数和(自身を除く): 51512539

約数列:

[1, 7, 13, 73, 91, 169, 511, 949, 1183, 2339, 6643, 12337, 16373, 30407, 86359, 170747, 212849, 395291, 1195229, 2219711, 2767037, 15537977, 28856243, 201993701]

約数ペア:

[(1, 201993701), (7, 28856243), (13, 15537977), (73, 2767037), (91, 2219711), (169, 1195229), (511, 395291), (949, 212849), (1183, 170747), (2339, 86359), (6643, 30407), (12337, 16373)]