2553707521

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{157}}^1\times {\mathrm{463}}^1$

素因数の和:725

約数の個数: 24

約数和(自身を含む): 2775592320

約数和(自身を除く): 221884799

約数列:

[1, 19, 43, 157, 463, 817, 1849, 2983, 6751, 8797, 19909, 35131, 72691, 128269, 290293, 378271, 856087, 1381129, 3125713, 5515567, 16265653, 59388547, 134405659, 2553707521]

約数ペア:

[(1, 2553707521), (19, 134405659), (43, 59388547), (157, 16265653), (463, 5515567), (817, 3125713), (1849, 1381129), (2983, 856087), (6751, 378271), (8797, 290293), (19909, 128269), (35131, 72691)]