12687290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{16477}}^1$

素因数の和:16502

約数の個数: 32

約数和(自身を含む): 28473984

約数和(自身を除く): 15786694

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 16477, 32954, 82385, 115339, 164770, 181247, 230678, 362494, 576695, 906235, 1153390, 1268729, 1812470, 2537458, 6343645, 12687290]

約数ペア:

[(1, 12687290), (2, 6343645), (5, 2537458), (7, 1812470), (10, 1268729), (11, 1153390), (14, 906235), (22, 576695), (35, 362494), (55, 230678), (70, 181247), (77, 164770), (110, 115339), (154, 82385), (385, 32954), (770, 16477)]