51267821

素因数分解:

${\mathrm{11}}^2\times {\mathrm{641}}^1\times {\mathrm{661}}^1$

素因数の和:1324

約数の個数: 12

約数和(自身を含む): 56525532

約数和(自身を除く): 5257711

約数列:

[1, 11, 121, 641, 661, 7051, 7271, 77561, 79981, 423701, 4660711, 51267821]

約数ペア:

[(1, 51267821), (11, 4660711), (121, 423701), (641, 79981), (661, 77561), (7051, 7271)]