71604428

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{111187}}^1$

素因数の和:111221

約数の個数: 24

約数和(自身を含む): 149436672

約数和(自身を除く): 77832244

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 111187, 222374, 444748, 778309, 1556618, 2557301, 3113236, 5114602, 10229204, 17901107, 35802214, 71604428]

約数ペア:

[(1, 71604428), (2, 35802214), (4, 17901107), (7, 10229204), (14, 5114602), (23, 3113236), (28, 2557301), (46, 1556618), (92, 778309), (161, 444748), (322, 222374), (644, 111187)]