7747245

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:112

約数の個数: 80

約数和(自身を含む): 15890688

約数和(自身を除く): 8143443

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 37, 45, 47, 55, 81, 99, 111, 135, 141, 165, 185, 235, 297, 333, 405, 407, 423, 495, 517, 555, 705, 891, 999, 1221, 1269, 1485, 1551, 1665, 1739, 2035, 2115, 2585, 2997, 3663, 3807, 4455, 4653, 4995, 5217, 6105, 6345, 7755, 8695, 10989, 13959, 14985, 15651, 18315, 19035, 19129, 23265, 26085, 32967, 41877, 46953, 54945, 57387, 69795, 78255, 95645, 140859, 164835, 172161, 209385, 234765, 286935, 516483, 704295, 860805, 1549449, 2582415, 7747245]

約数ペア:

[(1, 7747245), (3, 2582415), (5, 1549449), (9, 860805), (11, 704295), (15, 516483), (27, 286935), (33, 234765), (37, 209385), (45, 172161), (47, 164835), (55, 140859), (81, 95645), (99, 78255), (111, 69795), (135, 57387), (141, 54945), (165, 46953), (185, 41877), (235, 32967), (297, 26085), (333, 23265), (405, 19129), (407, 19035), (423, 18315), (495, 15651), (517, 14985), (555, 13959), (705, 10989), (891, 8695), (999, 7755), (1221, 6345), (1269, 6105), (1485, 5217), (1551, 4995), (1665, 4653), (1739, 4455), (2035, 3807), (2115, 3663), (2585, 2997)]