290717252

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{546461}}^1$

素因数の和:546491

約数の個数: 24

約数和(自身を含む): 612037440

約数和(自身を除く): 321320188

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 546461, 1092922, 2185844, 3825227, 7650454, 10382759, 15300908, 20765518, 41531036, 72679313, 145358626, 290717252]

約数ペア:

[(1, 290717252), (2, 145358626), (4, 72679313), (7, 41531036), (14, 20765518), (19, 15300908), (28, 10382759), (38, 7650454), (76, 3825227), (133, 2185844), (266, 1092922), (532, 546461)]