8157765

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1009}}^1$

素因数の和:1042

約数の個数: 48

約数和(自身を含む): 16580160

約数和(自身を除く): 8422395

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 49, 55, 77, 105, 147, 165, 231, 245, 385, 539, 735, 1009, 1155, 1617, 2695, 3027, 5045, 7063, 8085, 11099, 15135, 21189, 33297, 35315, 49441, 55495, 77693, 105945, 148323, 166485, 233079, 247205, 388465, 543851, 741615, 1165395, 1631553, 2719255, 8157765]

約数ペア:

[(1, 8157765), (3, 2719255), (5, 1631553), (7, 1165395), (11, 741615), (15, 543851), (21, 388465), (33, 247205), (35, 233079), (49, 166485), (55, 148323), (77, 105945), (105, 77693), (147, 55495), (165, 49441), (231, 35315), (245, 33297), (385, 21189), (539, 15135), (735, 11099), (1009, 8085), (1155, 7063), (1617, 5045), (2695, 3027)]