860805

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:106

約数の個数: 48

約数和(自身を含む): 1707264

約数和(自身を除く): 846459

約数列:

[1, 3, 5, 9, 11, 15, 33, 37, 45, 47, 55, 99, 111, 141, 165, 185, 235, 333, 407, 423, 495, 517, 555, 705, 1221, 1551, 1665, 1739, 2035, 2115, 2585, 3663, 4653, 5217, 6105, 7755, 8695, 15651, 18315, 19129, 23265, 26085, 57387, 78255, 95645, 172161, 286935, 860805]

約数ペア:

[(1, 860805), (3, 286935), (5, 172161), (9, 95645), (11, 78255), (15, 57387), (33, 26085), (37, 23265), (45, 19129), (47, 18315), (55, 15651), (99, 8695), (111, 7755), (141, 6105), (165, 5217), (185, 4653), (235, 3663), (333, 2585), (407, 2115), (423, 2035), (495, 1739), (517, 1665), (555, 1551), (705, 1221)]