205229973

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{541}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 301577472

約数和(自身を除く): 96347499

約数列:

[1, 3, 13, 39, 71, 137, 213, 411, 541, 923, 1623, 1781, 2769, 5343, 7033, 9727, 21099, 29181, 38411, 74117, 115233, 126451, 222351, 379353, 499343, 963521, 1498029, 2890563, 5262307, 15786921, 68409991, 205229973]

約数ペア:

[(1, 205229973), (3, 68409991), (13, 15786921), (39, 5262307), (71, 2890563), (137, 1498029), (213, 963521), (411, 499343), (541, 379353), (923, 222351), (1623, 126451), (1781, 115233), (2769, 74117), (5343, 38411), (7033, 29181), (9727, 21099)]