261330288

素因数分解:

$2^4\times 3^1\times {\mathrm{5444381}}^1$

素因数の和:5444392

約数の個数: 20

約数和(自身を含む): 675103368

約数和(自身を除く): 413773080

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 5444381, 10888762, 16333143, 21777524, 32666286, 43555048, 65332572, 87110096, 130665144, 261330288]

約数ペア:

[(1, 261330288), (2, 130665144), (3, 87110096), (4, 65332572), (6, 43555048), (8, 32666286), (12, 21777524), (16, 16333143), (24, 10888762), (48, 5444381)]