128321034

素因数分解:

$2^1\times 3^1\times {\mathrm{107}}^1\times {\mathrm{199877}}^1$

素因数の和:199989

約数の個数: 16

約数和(自身を含む): 259041888

約数和(自身を除く): 130720854

約数列:

[1, 2, 3, 6, 107, 214, 321, 642, 199877, 399754, 599631, 1199262, 21386839, 42773678, 64160517, 128321034]

約数ペア:

[(1, 128321034), (2, 64160517), (3, 42773678), (6, 21386839), (107, 1199262), (214, 599631), (321, 399754), (642, 199877)]