56731731

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1609}}^1$

素因数の和:1715

約数の個数: 32

約数和(自身を含む): 91499520

約数和(自身を除く): 34767789

約数列:

[1, 3, 7, 21, 23, 69, 73, 161, 219, 483, 511, 1533, 1609, 1679, 4827, 5037, 11263, 11753, 33789, 35259, 37007, 111021, 117457, 259049, 352371, 777147, 822199, 2466597, 2701511, 8104533, 18910577, 56731731]

約数ペア:

[(1, 56731731), (3, 18910577), (7, 8104533), (21, 2701511), (23, 2466597), (69, 822199), (73, 777147), (161, 352371), (219, 259049), (483, 117457), (511, 111021), (1533, 37007), (1609, 35259), (1679, 33789), (4827, 11753), (5037, 11263)]