243487315

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{457}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 315778176

約数和(自身を除く): 72290861

約数列:

[1, 5, 23, 41, 113, 115, 205, 457, 565, 943, 2285, 2599, 4633, 4715, 10511, 12995, 18737, 23165, 51641, 52555, 93685, 106559, 258205, 430951, 532795, 1187743, 2117281, 2154755, 5938715, 10586405, 48697463, 243487315]

約数ペア:

[(1, 243487315), (5, 48697463), (23, 10586405), (41, 5938715), (113, 2154755), (115, 2117281), (205, 1187743), (457, 532795), (565, 430951), (943, 258205), (2285, 106559), (2599, 93685), (4633, 52555), (4715, 51641), (10511, 23165), (12995, 18737)]