71891012

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{8893}}^1$

素因数の和:8987

約数の個数: 24

約数和(自身を含む): 131488896

約数和(自身を除く): 59597884

約数列:

[1, 2, 4, 43, 47, 86, 94, 172, 188, 2021, 4042, 8084, 8893, 17786, 35572, 382399, 417971, 764798, 835942, 1529596, 1671884, 17972753, 35945506, 71891012]

約数ペア:

[(1, 71891012), (2, 35945506), (4, 17972753), (43, 1671884), (47, 1529596), (86, 835942), (94, 764798), (172, 417971), (188, 382399), (2021, 35572), (4042, 17786), (8084, 8893)]