128667712

素因数分解:

$2^6\times {\mathrm{173}}^1\times {\mathrm{11621}}^1$

素因数の和:11806

約数の個数: 28

約数和(自身を含む): 256822956

約数和(自身を除く): 128155244

約数列:

[1, 2, 4, 8, 16, 32, 64, 173, 346, 692, 1384, 2768, 5536, 11072, 11621, 23242, 46484, 92968, 185936, 371872, 743744, 2010433, 4020866, 8041732, 16083464, 32166928, 64333856, 128667712]

約数ペア:

[(1, 128667712), (2, 64333856), (4, 32166928), (8, 16083464), (16, 8041732), (32, 4020866), (64, 2010433), (173, 743744), (346, 371872), (692, 185936), (1384, 92968), (2768, 46484), (5536, 23242), (11072, 11621)]