520077817

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{8707}}^1$

素因数の和:8797

約数の個数: 24

約数和(自身を含む): 643277376

約数和(自身を除く): 123199559

約数列:

[1, 7, 23, 49, 53, 161, 371, 1127, 1219, 2597, 8533, 8707, 59731, 60949, 200261, 426643, 461471, 1401827, 3230297, 9812789, 10613833, 22612079, 74296831, 520077817]

約数ペア:

[(1, 520077817), (7, 74296831), (23, 22612079), (49, 10613833), (53, 9812789), (161, 3230297), (371, 1401827), (1127, 461471), (1219, 426643), (2597, 200261), (8533, 60949), (8707, 59731)]