257150968

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{281}}^1\times {\mathrm{1567}}^1$

素因数の和:1927

約数の個数: 32

約数和(自身を含む): 490815360

約数和(自身を除く): 233664392

約数列:

[1, 2, 4, 8, 73, 146, 281, 292, 562, 584, 1124, 1567, 2248, 3134, 6268, 12536, 20513, 41026, 82052, 114391, 164104, 228782, 440327, 457564, 880654, 915128, 1761308, 3522616, 32143871, 64287742, 128575484, 257150968]

約数ペア:

[(1, 257150968), (2, 128575484), (4, 64287742), (8, 32143871), (73, 3522616), (146, 1761308), (281, 915128), (292, 880654), (562, 457564), (584, 440327), (1124, 228782), (1567, 164104), (2248, 114391), (3134, 82052), (6268, 41026), (12536, 20513)]