31896981

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{1279}}^1$

素因数の和:1465

約数の個数: 24

約数和(自身を含む): 49121280

約数和(自身を除く): 17224299

約数列:

[1, 3, 9, 17, 51, 153, 163, 489, 1279, 1467, 2771, 3837, 8313, 11511, 21743, 24939, 65229, 195687, 208477, 625431, 1876293, 3544109, 10632327, 31896981]

約数ペア:

[(1, 31896981), (3, 10632327), (9, 3544109), (17, 1876293), (51, 625431), (153, 208477), (163, 195687), (489, 65229), (1279, 24939), (1467, 21743), (2771, 11511), (3837, 8313)]