26461421

素因数分解:

$7^4\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:238

約数の個数: 20

約数和(自身を含む): 31460832

約数和(自身を除く): 4999411

約数列:

[1, 7, 49, 103, 107, 343, 721, 749, 2401, 5047, 5243, 11021, 35329, 36701, 77147, 247303, 256907, 540029, 3780203, 26461421]

約数ペア:

[(1, 26461421), (7, 3780203), (49, 540029), (103, 256907), (107, 247303), (343, 77147), (721, 36701), (749, 35329), (2401, 11021), (5047, 5243)]