12897718

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{1489}}^1$

素因数の和:1623

約数の個数: 16

約数和(自身を含む): 19954080

約数和(自身を除く): 7056362

約数列:

[1, 2, 61, 71, 122, 142, 1489, 2978, 4331, 8662, 90829, 105719, 181658, 211438, 6448859, 12897718]

約数ペア:

[(1, 12897718), (2, 6448859), (61, 211438), (71, 181658), (122, 105719), (142, 90829), (1489, 8662), (2978, 4331)]