71731376

素因数分解:

$2^4\times {\mathrm{1021}}^1\times {\mathrm{4391}}^1$

素因数の和:5420

約数の個数: 20

約数和(自身を含む): 139147344

約数和(自身を除く): 67415968

約数列:

[1, 2, 4, 8, 16, 1021, 2042, 4084, 4391, 8168, 8782, 16336, 17564, 35128, 70256, 4483211, 8966422, 17932844, 35865688, 71731376]

約数ペア:

[(1, 71731376), (2, 35865688), (4, 17932844), (8, 8966422), (16, 4483211), (1021, 70256), (2042, 35128), (4084, 17564), (4391, 16336), (8168, 8782)]