256867452

素因数分解:

$2^2\times 3^2\times {\mathrm{7135207}}^1$

素因数の和:7135217

約数の個数: 18

約数和(自身を含む): 649303928

約数和(自身を除く): 392436476

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 7135207, 14270414, 21405621, 28540828, 42811242, 64216863, 85622484, 128433726, 256867452]

約数ペア:

[(1, 256867452), (2, 128433726), (3, 85622484), (4, 64216863), (6, 42811242), (9, 28540828), (12, 21405621), (18, 14270414), (36, 7135207)]