12345459

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{30941}}^1$

素因数の和:30970

約数の個数: 16

約数和(自身を含む): 19802880

約数和(自身を除く): 7457421

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 30941, 92823, 216587, 587879, 649761, 1763637, 4115153, 12345459]

約数ペア:

[(1, 12345459), (3, 4115153), (7, 1763637), (19, 649761), (21, 587879), (57, 216587), (133, 92823), (399, 30941)]