155397554

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{21577}}^1$

素因数の和:21869

約数の個数: 16

約数和(自身を含む): 251944728

約数和(自身を除く): 96547174

約数列:

[1, 2, 13, 26, 277, 554, 3601, 7202, 21577, 43154, 280501, 561002, 5976829, 11953658, 77698777, 155397554]

約数ペア:

[(1, 155397554), (2, 77698777), (13, 11953658), (26, 5976829), (277, 561002), (554, 280501), (3601, 43154), (7202, 21577)]