139609904

素因数分解:

$2^4\times 7^1\times {\mathrm{1246517}}^1$

素因数の和:1246532

約数の個数: 20

約数和(自身を含む): 309136464

約数和(自身を除く): 169526560

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1246517, 2493034, 4986068, 8725619, 9972136, 17451238, 19944272, 34902476, 69804952, 139609904]

約数ペア:

[(1, 139609904), (2, 69804952), (4, 34902476), (7, 19944272), (8, 17451238), (14, 9972136), (16, 8725619), (28, 4986068), (56, 2493034), (112, 1246517)]