13856605

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 20367360

約数和(自身を除く): 6510755

約数列:

[1, 5, 7, 19, 35, 67, 95, 133, 311, 335, 469, 665, 1273, 1555, 2177, 2345, 5909, 6365, 8911, 10885, 20837, 29545, 41363, 44555, 104185, 145859, 206815, 395903, 729295, 1979515, 2771321, 13856605]

約数ペア:

[(1, 13856605), (5, 2771321), (7, 1979515), (19, 729295), (35, 395903), (67, 206815), (95, 145859), (133, 104185), (311, 44555), (335, 41363), (469, 29545), (665, 20837), (1273, 10885), (1555, 8911), (2177, 6365), (2345, 5909)]