12747005

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1231}}^1$

素因数の和:1364

約数の個数: 16

約数和(自身を含む): 16262400

約数和(自身を除く): 3515395

約数列:

[1, 5, 19, 95, 109, 545, 1231, 2071, 6155, 10355, 23389, 116945, 134179, 670895, 2549401, 12747005]

約数ペア:

[(1, 12747005), (5, 2549401), (19, 670895), (95, 134179), (109, 116945), (545, 23389), (1231, 10355), (2071, 6155)]