20071305

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26237}}^1$

素因数の和:26265

約数の個数: 24

約数和(自身を含む): 36838152

約数和(自身を除く): 16766847

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 26237, 78711, 131185, 236133, 393555, 446029, 1180665, 1338087, 2230145, 4014261, 6690435, 20071305]

約数ペア:

[(1, 20071305), (3, 6690435), (5, 4014261), (9, 2230145), (15, 1338087), (17, 1180665), (45, 446029), (51, 393555), (85, 236133), (153, 131185), (255, 78711), (765, 26237)]