128218289

素因数分解:

${\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{811}}^1$

素因数の和:1040

約数の個数: 16

約数和(自身を含む): 138559680

約数和(自身を除く): 10341391

約数列:

[1, 19, 53, 157, 811, 1007, 2983, 8321, 15409, 42983, 127327, 158099, 816677, 2419213, 6748331, 128218289]

約数ペア:

[(1, 128218289), (19, 6748331), (53, 2419213), (157, 816677), (811, 158099), (1007, 127327), (2983, 42983), (8321, 15409)]