12660895

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1787}}^1$

素因数の和:1914

約数の個数: 16

約数和(自身を含む): 16521120

約数和(自身を除く): 3860225

約数列:

[1, 5, 13, 65, 109, 545, 1417, 1787, 7085, 8935, 23231, 116155, 194783, 973915, 2532179, 12660895]

約数ペア:

[(1, 12660895), (5, 2532179), (13, 973915), (65, 194783), (109, 116155), (545, 23231), (1417, 8935), (1787, 7085)]