1908885885

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{1627}}^1$

素因数の和:1802

約数の個数: 64

約数和(自身を含む): 3342062592

約数和(自身を除く): 1433176707

約数列:

[1, 3, 5, 15, 17, 43, 51, 85, 107, 129, 215, 255, 321, 535, 645, 731, 1605, 1627, 1819, 2193, 3655, 4601, 4881, 5457, 8135, 9095, 10965, 13803, 23005, 24405, 27285, 27659, 69015, 69961, 78217, 82977, 138295, 174089, 209883, 234651, 349805, 391085, 414885, 522267, 870445, 1049415, 1173255, 1189337, 2611335, 2959513, 3568011, 5946685, 7485827, 8878539, 14797565, 17840055, 22457481, 37429135, 44392695, 112287405, 127259059, 381777177, 636295295, 1908885885]

約数ペア:

[(1, 1908885885), (3, 636295295), (5, 381777177), (15, 127259059), (17, 112287405), (43, 44392695), (51, 37429135), (85, 22457481), (107, 17840055), (129, 14797565), (215, 8878539), (255, 7485827), (321, 5946685), (535, 3568011), (645, 2959513), (731, 2611335), (1605, 1189337), (1627, 1173255), (1819, 1049415), (2193, 870445), (3655, 522267), (4601, 414885), (4881, 391085), (5457, 349805), (8135, 234651), (9095, 209883), (10965, 174089), (13803, 138295), (23005, 82977), (24405, 78217), (27285, 69961), (27659, 69015)]