68910128

素因数分解:

$2^4\times 7^1\times {\mathrm{615269}}^1$

素因数の和:615284

約数の個数: 20

約数和(自身を含む): 152586960

約数和(自身を除く): 83676832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 615269, 1230538, 2461076, 4306883, 4922152, 8613766, 9844304, 17227532, 34455064, 68910128]

約数ペア:

[(1, 68910128), (2, 34455064), (4, 17227532), (7, 9844304), (8, 8613766), (14, 4922152), (16, 4306883), (28, 2461076), (56, 1230538), (112, 615269)]