201620405

素因数分解:

$5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1\times {\mathrm{599}}^1$

素因数の和:833

約数の個数: 32

約数和(自身を含む): 283392000

約数和(自身を除く): 81771595

約数列:

[1, 5, 7, 35, 59, 163, 295, 413, 599, 815, 1141, 2065, 2995, 4193, 5705, 9617, 20965, 35341, 48085, 67319, 97637, 176705, 247387, 336595, 488185, 683459, 1236935, 3417295, 5760583, 28802915, 40324081, 201620405]

約数ペア:

[(1, 201620405), (5, 40324081), (7, 28802915), (35, 5760583), (59, 3417295), (163, 1236935), (295, 683459), (413, 488185), (599, 336595), (815, 247387), (1141, 176705), (2065, 97637), (2995, 67319), (4193, 48085), (5705, 35341), (9617, 20965)]