12960915

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 23531424

約数和(自身を除く): 10570509

約数列:

[1, 3, 5, 11, 15, 33, 37, 55, 111, 121, 165, 185, 193, 363, 407, 555, 579, 605, 965, 1221, 1815, 2035, 2123, 2895, 4477, 6105, 6369, 7141, 10615, 13431, 21423, 22385, 23353, 31845, 35705, 67155, 70059, 78551, 107115, 116765, 235653, 350295, 392755, 864061, 1178265, 2592183, 4320305, 12960915]

約数ペア:

[(1, 12960915), (3, 4320305), (5, 2592183), (11, 1178265), (15, 864061), (33, 392755), (37, 350295), (55, 235653), (111, 116765), (121, 107115), (165, 78551), (185, 70059), (193, 67155), (363, 35705), (407, 31845), (555, 23353), (579, 22385), (605, 21423), (965, 13431), (1221, 10615), (1815, 7141), (2035, 6369), (2123, 6105), (2895, 4477)]