1275728

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{1123}}^1$

素因数の和:1202

約数の個数: 20

約数和(自身を含む): 2508768

約数和(自身を除く): 1233040

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1123, 1136, 2246, 4492, 8984, 17968, 79733, 159466, 318932, 637864, 1275728]

約数ペア:

[(1, 1275728), (2, 637864), (4, 318932), (8, 159466), (16, 79733), (71, 17968), (142, 8984), (284, 4492), (568, 2246), (1123, 1136)]