208897976

素因数分解:

$2^3\times 7^3\times {\mathrm{76129}}^1$

素因数の和:76156

約数の個数: 32

約数和(自身を含む): 456780000

約数和(自身を除く): 247882024

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 343, 392, 686, 1372, 2744, 76129, 152258, 304516, 532903, 609032, 1065806, 2131612, 3730321, 4263224, 7460642, 14921284, 26112247, 29842568, 52224494, 104448988, 208897976]

約数ペア:

[(1, 208897976), (2, 104448988), (4, 52224494), (7, 29842568), (8, 26112247), (14, 14921284), (28, 7460642), (49, 4263224), (56, 3730321), (98, 2131612), (196, 1065806), (343, 609032), (392, 532903), (686, 304516), (1372, 152258), (2744, 76129)]