138520216

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{809}}^1\times {\mathrm{1259}}^1$

素因数の和:2091

約数の個数: 32

約数和(自身を含む): 275562000

約数和(自身を除く): 137041784

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 809, 1259, 1618, 2518, 3236, 5036, 6472, 10072, 13753, 21403, 27506, 42806, 55012, 85612, 110024, 171224, 1018531, 2037062, 4074124, 8148248, 17315027, 34630054, 69260108, 138520216]

約数ペア:

[(1, 138520216), (2, 69260108), (4, 34630054), (8, 17315027), (17, 8148248), (34, 4074124), (68, 2037062), (136, 1018531), (809, 171224), (1259, 110024), (1618, 85612), (2518, 55012), (3236, 42806), (5036, 27506), (6472, 21403), (10072, 13753)]