28700542

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:340

約数の個数: 32

約数和(自身を含む): 47779200

約数和(自身を除く): 19078658

約数列:

[1, 2, 13, 26, 79, 89, 157, 158, 178, 314, 1027, 1157, 2041, 2054, 2314, 4082, 7031, 12403, 13973, 14062, 24806, 27946, 91403, 161239, 181649, 182806, 322478, 363298, 1103867, 2207734, 14350271, 28700542]

約数ペア:

[(1, 28700542), (2, 14350271), (13, 2207734), (26, 1103867), (79, 363298), (89, 322478), (157, 182806), (158, 181649), (178, 161239), (314, 91403), (1027, 27946), (1157, 24806), (2041, 14062), (2054, 13973), (2314, 12403), (4082, 7031)]