287213038

素因数分解:

$2^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1\times {\mathrm{1759}}^1$

素因数の和:1984

約数の個数: 32

約数和(自身を含む): 501811200

約数和(自身を除く): 214598162

約数列:

[1, 2, 7, 14, 107, 109, 214, 218, 749, 763, 1498, 1526, 1759, 3518, 11663, 12313, 23326, 24626, 81641, 163282, 188213, 191731, 376426, 383462, 1317491, 1342117, 2634982, 2684234, 20515217, 41030434, 143606519, 287213038]

約数ペア:

[(1, 287213038), (2, 143606519), (7, 41030434), (14, 20515217), (107, 2684234), (109, 2634982), (214, 1342117), (218, 1317491), (749, 383462), (763, 376426), (1498, 191731), (1526, 188213), (1759, 163282), (3518, 81641), (11663, 24626), (12313, 23326)]