12691910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:389

約数の個数: 64

約数和(自身を含む): 29113344

約数和(自身を除く): 16421434

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 53, 55, 70, 77, 106, 110, 154, 265, 311, 371, 385, 530, 583, 622, 742, 770, 1166, 1555, 1855, 2177, 2915, 3110, 3421, 3710, 4081, 4354, 5830, 6842, 8162, 10885, 16483, 17105, 20405, 21770, 23947, 32966, 34210, 40810, 47894, 82415, 115381, 119735, 164830, 181313, 230762, 239470, 362626, 576905, 906565, 1153810, 1269191, 1813130, 2538382, 6345955, 12691910]

約数ペア:

[(1, 12691910), (2, 6345955), (5, 2538382), (7, 1813130), (10, 1269191), (11, 1153810), (14, 906565), (22, 576905), (35, 362626), (53, 239470), (55, 230762), (70, 181313), (77, 164830), (106, 119735), (110, 115381), (154, 82415), (265, 47894), (311, 40810), (371, 34210), (385, 32966), (530, 23947), (583, 21770), (622, 20405), (742, 17105), (770, 16483), (1166, 10885), (1555, 8162), (1855, 6842), (2177, 5830), (2915, 4354), (3110, 4081), (3421, 3710)]