205804521

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{8929}}^1$

素因数の和:9145

約数の個数: 24

約数和(自身を含む): 321801480

約数和(自身を除く): 115996959

約数列:

[1, 3, 9, 13, 39, 117, 197, 591, 1773, 2561, 7683, 8929, 23049, 26787, 80361, 116077, 348231, 1044693, 1759013, 5277039, 15831117, 22867169, 68601507, 205804521]

約数ペア:

[(1, 205804521), (3, 68601507), (9, 22867169), (13, 15831117), (39, 5277039), (117, 1759013), (197, 1044693), (591, 348231), (1773, 116077), (2561, 80361), (7683, 26787), (8929, 23049)]