890578557

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{18859}}^1$

素因数の和:18935

約数の個数: 40

約数和(自身を含む): 1478774880

約数和(自身を除く): 588196323

約数列:

[1, 3, 9, 11, 27, 33, 53, 81, 99, 159, 297, 477, 583, 891, 1431, 1749, 4293, 5247, 15741, 18859, 47223, 56577, 169731, 207449, 509193, 622347, 999527, 1527579, 1867041, 2998581, 5601123, 8995743, 10994797, 16803369, 26987229, 32984391, 80961687, 98953173, 296859519, 890578557]

約数ペア:

[(1, 890578557), (3, 296859519), (9, 98953173), (11, 80961687), (27, 32984391), (33, 26987229), (53, 16803369), (81, 10994797), (99, 8995743), (159, 5601123), (297, 2998581), (477, 1867041), (583, 1527579), (891, 999527), (1431, 622347), (1749, 509193), (4293, 207449), (5247, 169731), (15741, 56577), (18859, 47223)]