12903639

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{16607}}^1$

素因数の和:16654

約数の個数: 16

約数和(自身を含む): 20195328

約数和(自身を除く): 7291689

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 16607, 49821, 116249, 348747, 614459, 1843377, 4301213, 12903639]

約数ペア:

[(1, 12903639), (3, 4301213), (7, 1843377), (21, 614459), (37, 348747), (111, 116249), (259, 49821), (777, 16607)]