199871138

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{28001}}^1$

素因数の和:28129

約数の個数: 16

約数和(自身を含む): 310486176

約数和(自身を除く): 110615038

約数列:

[1, 2, 43, 83, 86, 166, 3569, 7138, 28001, 56002, 1204043, 2324083, 2408086, 4648166, 99935569, 199871138]

約数ペア:

[(1, 199871138), (2, 99935569), (43, 4648166), (83, 2408086), (86, 2324083), (166, 1204043), (3569, 56002), (7138, 28001)]