13856985

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{853}}^1$

素因数の和:902

約数の個数: 36

約数和(自身を含む): 25379172

約数和(自身を除く): 11522187

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 361, 853, 855, 1083, 1805, 2559, 3249, 4265, 5415, 7677, 12795, 16207, 16245, 38385, 48621, 81035, 145863, 243105, 307933, 729315, 923799, 1539665, 2771397, 4618995, 13856985]

約数ペア:

[(1, 13856985), (3, 4618995), (5, 2771397), (9, 1539665), (15, 923799), (19, 729315), (45, 307933), (57, 243105), (95, 145863), (171, 81035), (285, 48621), (361, 38385), (853, 16245), (855, 16207), (1083, 12795), (1805, 7677), (2559, 5415), (3249, 4265)]