51657385

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{113}}^1\times {\mathrm{541}}^1$

素因数の和:685

約数の個数: 24

約数和(自身を含む): 67843224

約数和(自身を除く): 16185839

約数列:

[1, 5, 13, 65, 113, 169, 541, 565, 845, 1469, 2705, 7033, 7345, 19097, 35165, 61133, 91429, 95485, 305665, 457145, 794729, 3973645, 10331477, 51657385]

約数ペア:

[(1, 51657385), (5, 10331477), (13, 3973645), (65, 794729), (113, 457145), (169, 305665), (541, 95485), (565, 91429), (845, 61133), (1469, 35165), (2705, 19097), (7033, 7345)]