314978321

素因数分解:

$7^2\times {\mathrm{31}}^2\times {\mathrm{6689}}^1$

素因数の和:6765

約数の個数: 18

約数和(自身を含む): 378660690

約数和(自身を除く): 63682369

約数列:

[1, 7, 31, 49, 217, 961, 1519, 6689, 6727, 46823, 47089, 207359, 327761, 1451513, 6428129, 10160591, 44996903, 314978321]

約数ペア:

[(1, 314978321), (7, 44996903), (31, 10160591), (49, 6428129), (217, 1451513), (961, 327761), (1519, 207359), (6689, 47089), (6727, 46823)]