289308208

素因数分解:

$2^4\times 7^1\times {\mathrm{2583109}}^1$

素因数の和:2583124

約数の個数: 20

約数和(自身を含む): 640611280

約数和(自身を除く): 351303072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2583109, 5166218, 10332436, 18081763, 20664872, 36163526, 41329744, 72327052, 144654104, 289308208]

約数ペア:

[(1, 289308208), (2, 144654104), (4, 72327052), (7, 41329744), (8, 36163526), (14, 20664872), (16, 18081763), (28, 10332436), (56, 5166218), (112, 2583109)]