421725964

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{131297}}^1$

素因数の和:131385

約数の個数: 24

約数和(自身を含む): 816148368

約数和(自身を除く): 394422404

約数列:

[1, 2, 4, 11, 22, 44, 73, 146, 292, 803, 1606, 3212, 131297, 262594, 525188, 1444267, 2888534, 5777068, 9584681, 19169362, 38338724, 105431491, 210862982, 421725964]

約数ペア:

[(1, 421725964), (2, 210862982), (4, 105431491), (11, 38338724), (22, 19169362), (44, 9584681), (73, 5777068), (146, 2888534), (292, 1444267), (803, 525188), (1606, 262594), (3212, 131297)]