57307313

素因数分解:

$7^2\times {\mathrm{31}}^2\times {\mathrm{1217}}^1$

素因数の和:1293

約数の個数: 18

約数和(自身を含む): 68940018

約数和(自身を除く): 11632705

約数列:

[1, 7, 31, 49, 217, 961, 1217, 1519, 6727, 8519, 37727, 47089, 59633, 264089, 1169537, 1848623, 8186759, 57307313]

約数ペア:

[(1, 57307313), (7, 8186759), (31, 1848623), (49, 1169537), (217, 264089), (961, 59633), (1217, 47089), (1519, 37727), (6727, 8519)]