254251128

素因数分解:

$2^3\times 3^1\times {\mathrm{257}}^1\times {\mathrm{41221}}^1$

素因数の和:41487

約数の個数: 32

約数和(自身を含む): 638116560

約数和(自身を除く): 383865432

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 257, 514, 771, 1028, 1542, 2056, 3084, 6168, 41221, 82442, 123663, 164884, 247326, 329768, 494652, 989304, 10593797, 21187594, 31781391, 42375188, 63562782, 84750376, 127125564, 254251128]

約数ペア:

[(1, 254251128), (2, 127125564), (3, 84750376), (4, 63562782), (6, 42375188), (8, 31781391), (12, 21187594), (24, 10593797), (257, 989304), (514, 494652), (771, 329768), (1028, 247326), (1542, 164884), (2056, 123663), (3084, 82442), (6168, 41221)]