31271656

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1511}}^1$

素因数の和:1729

約数の個数: 32

約数和(自身を含む): 63504000

約数和(自身を除く): 32232344

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 199, 398, 796, 1511, 1592, 2587, 3022, 5174, 6044, 10348, 12088, 19643, 20696, 39286, 78572, 157144, 300689, 601378, 1202756, 2405512, 3908957, 7817914, 15635828, 31271656]

約数ペア:

[(1, 31271656), (2, 15635828), (4, 7817914), (8, 3908957), (13, 2405512), (26, 1202756), (52, 601378), (104, 300689), (199, 157144), (398, 78572), (796, 39286), (1511, 20696), (1592, 19643), (2587, 12088), (3022, 10348), (5174, 6044)]