256880062

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{673}}^1\times {\mathrm{1373}}^1$

素因数の和:2187

約数の個数: 16

約数和(自身を含む): 388951920

約数和(自身を除く): 132071858

約数列:

[1, 2, 139, 278, 673, 1346, 1373, 2746, 93547, 187094, 190847, 381694, 924029, 1848058, 128440031, 256880062]

約数ペア:

[(1, 256880062), (2, 128440031), (139, 1848058), (278, 924029), (673, 381694), (1346, 190847), (1373, 187094), (2746, 93547)]