138974306

素因数分解:

$2^1\times {\mathrm{211}}^1\times {\mathrm{509}}^1\times {\mathrm{647}}^1$

素因数の和:1369

約数の個数: 16

約数和(自身を含む): 210185280

約数和(自身を除く): 71210974

約数列:

[1, 2, 211, 422, 509, 647, 1018, 1294, 107399, 136517, 214798, 273034, 329323, 658646, 69487153, 138974306]

約数ペア:

[(1, 138974306), (2, 69487153), (211, 658646), (422, 329323), (509, 273034), (647, 214798), (1018, 136517), (1294, 107399)]