15438635

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:247

約数の個数: 32

約数和(自身を含む): 20995200

約数和(自身を除く): 5556565

約数列:

[1, 5, 17, 23, 53, 85, 115, 149, 265, 391, 745, 901, 1219, 1955, 2533, 3427, 4505, 6095, 7897, 12665, 17135, 20723, 39485, 58259, 103615, 134249, 181631, 291295, 671245, 908155, 3087727, 15438635]

約数ペア:

[(1, 15438635), (5, 3087727), (17, 908155), (23, 671245), (53, 291295), (85, 181631), (115, 134249), (149, 103615), (265, 58259), (391, 39485), (745, 20723), (901, 17135), (1219, 12665), (1955, 7897), (2533, 6095), (3427, 4505)]