247867319

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:323

約数の個数: 32

約数和(自身を含む): 298598400

約数和(自身を除く): 50731081

約数列:

[1, 7, 59, 71, 79, 107, 413, 497, 553, 749, 4189, 4661, 5609, 6313, 7597, 8453, 29323, 32627, 39263, 44191, 53179, 59171, 330931, 448223, 498727, 600163, 2316517, 3137561, 3491089, 4201141, 35409617, 247867319]

約数ペア:

[(1, 247867319), (7, 35409617), (59, 4201141), (71, 3491089), (79, 3137561), (107, 2316517), (413, 600163), (497, 498727), (553, 448223), (749, 330931), (4189, 59171), (4661, 53179), (5609, 44191), (6313, 39263), (7597, 32627), (8453, 29323)]