57721144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{2789}}^1$

素因数の和:3007

約数の個数: 32

約数和(自身を含む): 117180000

約数和(自身を除く): 59458856

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 199, 398, 796, 1592, 2587, 2789, 5174, 5578, 10348, 11156, 20696, 22312, 36257, 72514, 145028, 290056, 555011, 1110022, 2220044, 4440088, 7215143, 14430286, 28860572, 57721144]

約数ペア:

[(1, 57721144), (2, 28860572), (4, 14430286), (8, 7215143), (13, 4440088), (26, 2220044), (52, 1110022), (104, 555011), (199, 290056), (398, 145028), (796, 72514), (1592, 36257), (2587, 22312), (2789, 20696), (5174, 11156), (5578, 10348)]