209217317

素因数分解:

${\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{503}}^1\times {\mathrm{569}}^1$

素因数の和:1132

約数の個数: 16

約数和(自身を含む): 227525760

約数和(自身を除く): 18308443

約数列:

[1, 17, 43, 503, 569, 731, 8551, 9673, 21629, 24467, 286207, 367693, 415939, 4865519, 12306901, 209217317]

約数ペア:

[(1, 209217317), (17, 12306901), (43, 4865519), (503, 415939), (569, 367693), (731, 286207), (8551, 24467), (9673, 21629)]