287307490

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1249163}}^1$

素因数の和:1249193

約数の個数: 16

約数和(自身を含む): 539638848

約数和(自身を除く): 252331358

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 1249163, 2498326, 6245815, 12491630, 28730749, 57461498, 143653745, 287307490]

約数ペア:

[(1, 287307490), (2, 143653745), (5, 57461498), (10, 28730749), (23, 12491630), (46, 6245815), (115, 2498326), (230, 1249163)]