12956972

素因数分解:

$2^2\times 7^2\times {\mathrm{66107}}^1$

素因数の和:66125

約数の個数: 18

約数和(自身を含む): 26377092

約数和(自身を除く): 13420120

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 66107, 132214, 264428, 462749, 925498, 1850996, 3239243, 6478486, 12956972]

約数ペア:

[(1, 12956972), (2, 6478486), (4, 3239243), (7, 1850996), (14, 925498), (28, 462749), (49, 264428), (98, 132214), (196, 66107)]