220166716

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{714827}}^1$

素因数の和:714849

約数の個数: 24

約数和(自身を含む): 480364416

約数和(自身を除く): 260197700

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 714827, 1429654, 2859308, 5003789, 7863097, 10007578, 15726194, 20015156, 31452388, 55041679, 110083358, 220166716]

約数ペア:

[(1, 220166716), (2, 110083358), (4, 55041679), (7, 31452388), (11, 20015156), (14, 15726194), (22, 10007578), (28, 7863097), (44, 5003789), (77, 2859308), (154, 1429654), (308, 714827)]