71220556

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{37643}}^1$

素因数の和:37701

約数の個数: 24

約数和(自身を含む): 139132224

約数和(自身を除く): 67911668

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 37643, 75286, 150572, 414073, 828146, 1618649, 1656292, 3237298, 6474596, 17805139, 35610278, 71220556]

約数ペア:

[(1, 71220556), (2, 35610278), (4, 17805139), (11, 6474596), (22, 3237298), (43, 1656292), (44, 1618649), (86, 828146), (172, 414073), (473, 150572), (946, 75286), (1892, 37643)]