28160872

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1153}}^1$

素因数の和:1273

約数の個数: 32

約数和(自身を含む): 54838080

約数和(自身を除く): 26677208

約数列:

[1, 2, 4, 8, 43, 71, 86, 142, 172, 284, 344, 568, 1153, 2306, 3053, 4612, 6106, 9224, 12212, 24424, 49579, 81863, 99158, 163726, 198316, 327452, 396632, 654904, 3520109, 7040218, 14080436, 28160872]

約数ペア:

[(1, 28160872), (2, 14080436), (4, 7040218), (8, 3520109), (43, 654904), (71, 396632), (86, 327452), (142, 198316), (172, 163726), (284, 99158), (344, 81863), (568, 49579), (1153, 24424), (2306, 12212), (3053, 9224), (4612, 6106)]