12878630

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{7901}}^1$

素因数の和:8071

約数の個数: 16

約数和(自身を含む): 23326704

約数和(自身を除く): 10448074

約数列:

[1, 2, 5, 10, 163, 326, 815, 1630, 7901, 15802, 39505, 79010, 1287863, 2575726, 6439315, 12878630]

約数ペア:

[(1, 12878630), (2, 6439315), (5, 2575726), (10, 1287863), (163, 79010), (326, 39505), (815, 15802), (1630, 7901)]