26303315

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:251

約数の個数: 32

約数和(自身を含む): 34974720

約数和(自身を除く): 8671405

約数列:

[1, 5, 19, 43, 47, 95, 137, 215, 235, 685, 817, 893, 2021, 2603, 4085, 4465, 5891, 6439, 10105, 13015, 29455, 32195, 38399, 111929, 122341, 191995, 276877, 559645, 611705, 1384385, 5260663, 26303315]

約数ペア:

[(1, 26303315), (5, 5260663), (19, 1384385), (43, 611705), (47, 559645), (95, 276877), (137, 191995), (215, 122341), (235, 111929), (685, 38399), (817, 32195), (893, 29455), (2021, 13015), (2603, 10105), (4085, 6439), (4465, 5891)]