12681889346

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{6516901}}^1$

素因数の和:6517049

約数の個数: 16

約数和(自身を含む): 21896790720

約数和(自身を除く): 9214901374

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 6516901, 13033802, 45618307, 91236614, 905849239, 1811698478, 6340944673, 12681889346]

約数ペア:

[(1, 12681889346), (2, 6340944673), (7, 1811698478), (14, 905849239), (139, 91236614), (278, 45618307), (973, 13033802), (1946, 6516901)]