138725456

素因数分解:

$2^4\times {\mathrm{1279}}^1\times {\mathrm{6779}}^1$

素因数の和:8066

約数の個数: 20

約数和(自身を含む): 269030400

約数和(自身を除く): 130304944

約数列:

[1, 2, 4, 8, 16, 1279, 2558, 5116, 6779, 10232, 13558, 20464, 27116, 54232, 108464, 8670341, 17340682, 34681364, 69362728, 138725456]

約数ペア:

[(1, 138725456), (2, 69362728), (4, 34681364), (8, 17340682), (16, 8670341), (1279, 108464), (2558, 54232), (5116, 27116), (6779, 20464), (10232, 13558)]